Finding the Fourth Proportional to 23,671.71, 32,666.99 and 13,061.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,671.71 : 32,666.99 = 13,061.30 : x
2. Step 2: Convert to fraction form
   23,671.71/32,666.99 = 13,061.30/x
3. Step 3: Cross multiply
   23,671.71x = 32,666.99 × 13,061.30
4. Step 4: Simplify right side
   23,671.71x = 426,673,127.85
5. Step 5: Solve for x
   x = 426,673,127.85/23,671.71
6. Step 6: Final answer
   x = 18,024.60