Finding the Fourth Proportional to 1,201,469,654.72, 1,802,722,386.76 and 648,662,323.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,201,469,654.72 : 1,802,722,386.76 = 648,662,323.86 : x
2. Step 2: Convert to fraction form
   1,201,469,654.72/1,802,722,386.76 = 648,662,323.86/x
3. Step 3: Cross multiply
   1,201,469,654.72x = 1,802,722,386.76 × 648,662,323.86
4. Step 4: Simplify right side
   1,201,469,654.72x = 1,169,358,092,668,565,504
5. Step 5: Solve for x
   x = 1,169,358,092,668,565,504/1,201,469,654.72
6. Step 6: Final answer
   x = 973,273,097.72