Finding the Fourth Proportional to 53,320,981,802.30, 79,972,958,782.15 and 15,538,719,456.72

Step by Step Solution

1. Step 1: Write the proportion equation
   53,320,981,802.30 : 79,972,958,782.15 = 15,538,719,456.72 : x
2. Step 2: Convert to fraction form
   53,320,981,802.30/79,972,958,782.15 = 15,538,719,456.72/x
3. Step 3: Cross multiply
   53,320,981,802.30x = 79,972,958,782.15 × 15,538,719,456.72
4. Step 4: Simplify right side
   53,320,981,802.30x = 1,242,677,370,639,500,705,792
5. Step 5: Solve for x
   x = 1,242,677,370,639,500,705,792/53,320,981,802.30
6. Step 6: Final answer
   x = 23,305,598,071.08