Finding the Fourth Proportional to 71,592.71, 98,808.72 and 51,516.05

Step by Step Solution

1. Step 1: Write the proportion equation
   71,592.71 : 98,808.72 = 51,516.05 : x
2. Step 2: Convert to fraction form
   71,592.71/98,808.72 = 51,516.05/x
3. Step 3: Cross multiply
   71,592.71x = 98,808.72 × 51,516.05
4. Step 4: Simplify right side
   71,592.71x = 5,090,235,206.98
5. Step 5: Solve for x
   x = 5,090,235,206.98/71,592.71
6. Step 6: Final answer
   x = 71,099.91