Finding the Fourth Proportional to 32,519.89, 48,778.71 and 13,787.88

Step by Step Solution

1. Step 1: Write the proportion equation
   32,519.89 : 48,778.71 = 13,787.88 : x
2. Step 2: Convert to fraction form
   32,519.89/48,778.71 = 13,787.88/x
3. Step 3: Cross multiply
   32,519.89x = 48,778.71 × 13,787.88
4. Step 4: Simplify right side
   32,519.89x = 672,555,000.03
5. Step 5: Solve for x
   x = 672,555,000.03/32,519.89
6. Step 6: Final answer
   x = 20,681.34