Finding the Fourth Proportional to 12,499.52, 18,758.50 and 5,925.68

Step by Step Solution

1. Step 1: Write the proportion equation
   12,499.52 : 18,758.50 = 5,925.68 : x
2. Step 2: Convert to fraction form
   12,499.52/18,758.50 = 5,925.68/x
3. Step 3: Cross multiply
   12,499.52x = 18,758.50 × 5,925.68
4. Step 4: Simplify right side
   12,499.52x = 111,156,868.28
5. Step 5: Solve for x
   x = 111,156,868.28/12,499.52
6. Step 6: Final answer
   x = 8,892.89