Finding the Fourth Proportional to 57,109,760,087.28, 78,812,183,077.53 and 31,391,847,875.08

Step by Step Solution

1. Step 1: Write the proportion equation
   57,109,760,087.28 : 78,812,183,077.53 = 31,391,847,875.08 : x
2. Step 2: Convert to fraction form
   57,109,760,087.28/78,812,183,077.53 = 31,391,847,875.08/x
3. Step 3: Cross multiply
   57,109,760,087.28x = 78,812,183,077.53 × 31,391,847,875.08
4. Step 4: Simplify right side
   57,109,760,087.28x = 2,474,060,061,872,823,992,320
5. Step 5: Solve for x
   x = 2,474,060,061,872,823,992,320/57,109,760,087.28
6. Step 6: Final answer
   x = 43,321,142,622.41