Finding the Fourth Proportional to 82,046,082.71, 113,258,456.66 and 51,121,530.92

Step by Step Solution

1. Step 1: Write the proportion equation
   82,046,082.71 : 113,258,456.66 = 51,121,530.92 : x
2. Step 2: Convert to fraction form
   82,046,082.71/113,258,456.66 = 51,121,530.92/x
3. Step 3: Cross multiply
   82,046,082.71x = 113,258,456.66 × 51,121,530.92
4. Step 4: Simplify right side
   82,046,082.71x = 5,789,945,693,657,181
5. Step 5: Solve for x
   x = 5,789,945,693,657,181/82,046,082.71
6. Step 6: Final answer
   x = 70,569,434.92