Finding the Fourth Proportional to 21,607.86, 32,384.39 and 9,748.92

Step by Step Solution

1. Step 1: Write the proportion equation
   21,607.86 : 32,384.39 = 9,748.92 : x
2. Step 2: Convert to fraction form
   21,607.86/32,384.39 = 9,748.92/x
3. Step 3: Cross multiply
   21,607.86x = 32,384.39 × 9,748.92
4. Step 4: Simplify right side
   21,607.86x = 315,712,778.61
5. Step 5: Solve for x
   x = 315,712,778.61/21,607.86
6. Step 6: Final answer
   x = 14,611.02