Finding the Fourth Proportional to 21,349.50, 32,023.55 and 9,662.71

Step by Step Solution

1. Step 1: Write the proportion equation
   21,349.50 : 32,023.55 = 9,662.71 : x
2. Step 2: Convert to fraction form
   21,349.50/32,023.55 = 9,662.71/x
3. Step 3: Cross multiply
   21,349.50x = 32,023.55 × 9,662.71
4. Step 4: Simplify right side
   21,349.50x = 309,434,276.82
5. Step 5: Solve for x
   x = 309,434,276.82/21,349.50
6. Step 6: Final answer
   x = 14,493.75