Finding the Fourth Proportional to 71,065.05, 98,070.50 and 39,233.87

Step by Step Solution

1. Step 1: Write the proportion equation
   71,065.05 : 98,070.50 = 39,233.87 : x
2. Step 2: Convert to fraction form
   71,065.05/98,070.50 = 39,233.87/x
3. Step 3: Cross multiply
   71,065.05x = 98,070.50 × 39,233.87
4. Step 4: Simplify right side
   71,065.05x = 3,847,685,002.64
5. Step 5: Solve for x
   x = 3,847,685,002.64/71,065.05
6. Step 6: Final answer
   x = 54,143.14