Finding the Fourth Proportional to 540,016,109,076.95, 745,153,736,128.55 and 296,081,387,007.09

Step by Step Solution

1. Step 1: Write the proportion equation
   540,016,109,076.95 : 745,153,736,128.55 = 296,081,387,007.09 : x
2. Step 2: Convert to fraction form
   540,016,109,076.95/745,153,736,128.55 = 296,081,387,007.09/x
3. Step 3: Cross multiply
   540,016,109,076.95x = 745,153,736,128.55 × 296,081,387,007.09
4. Step 4: Simplify right side
   540,016,109,076.95x = 220,626,151,726,456,252,661,760
5. Step 5: Solve for x
   x = 220,626,151,726,456,252,661,760/540,016,109,076.95
6. Step 6: Final answer
   x = 408,554,759,789.62