Finding the Fourth Proportional to 32,521.89, 48,781.71 and 13,789.88

Step by Step Solution

1. Step 1: Write the proportion equation
   32,521.89 : 48,781.71 = 13,789.88 : x
2. Step 2: Convert to fraction form
   32,521.89/48,781.71 = 13,789.88/x
3. Step 3: Cross multiply
   32,521.89x = 48,781.71 × 13,789.88
4. Step 4: Simplify right side
   32,521.89x = 672,693,683.19
5. Step 5: Solve for x
   x = 672,693,683.19/32,521.89
6. Step 6: Final answer
   x = 20,684.34