Finding the Fourth Proportional to 51,200.24, 76,850.20 and 39,152.30

Step by Step Solution

1. Step 1: Write the proportion equation
   51,200.24 : 76,850.20 = 39,152.30 : x
2. Step 2: Convert to fraction form
   51,200.24/76,850.20 = 39,152.30/x
3. Step 3: Cross multiply
   51,200.24x = 76,850.20 × 39,152.30
4. Step 4: Simplify right side
   51,200.24x = 3,008,862,085.46
5. Step 5: Solve for x
   x = 3,008,862,085.46/51,200.24
6. Step 6: Final answer
   x = 58,766.56