Finding the Fourth Proportional to 71,595.71, 98,812.86 and 51,519.05

Step by Step Solution

1. Step 1: Write the proportion equation
   71,595.71 : 98,812.86 = 51,519.05 : x
2. Step 2: Convert to fraction form
   71,595.71/98,812.86 = 51,519.05/x
3. Step 3: Cross multiply
   71,595.71x = 98,812.86 × 51,519.05
4. Step 4: Simplify right side
   71,595.71x = 5,090,744,674.98
5. Step 5: Solve for x
   x = 5,090,744,674.98/71,595.71
6. Step 6: Final answer
   x = 71,104.05