Finding the Fourth Proportional to 32,522.91, 48,800.76 and 12,815.61

Step by Step Solution

1. Step 1: Write the proportion equation
   32,522.91 : 48,800.76 = 12,815.61 : x
2. Step 2: Convert to fraction form
   32,522.91/48,800.76 = 12,815.61/x
3. Step 3: Cross multiply
   32,522.91x = 48,800.76 × 12,815.61
4. Step 4: Simplify right side
   32,522.91x = 625,411,507.86
5. Step 5: Solve for x
   x = 625,411,507.86/32,522.91
6. Step 6: Final answer
   x = 19,229.88