Finding the Fourth Proportional to 71,762.50, 99,021.71 and 43,076.08

Step by Step Solution

1. Step 1: Write the proportion equation
   71,762.50 : 99,021.71 = 43,076.08 : x
2. Step 2: Convert to fraction form
   71,762.50/99,021.71 = 43,076.08/x
3. Step 3: Cross multiply
   71,762.50x = 99,021.71 × 43,076.08
4. Step 4: Simplify right side
   71,762.50x = 4,265,466,961.83
5. Step 5: Solve for x
   x = 4,265,466,961.83/71,762.50
6. Step 6: Final answer
   x = 59,438.66