Finding the Fourth Proportional to 14,445.72, 21,666.15 and 5,683.14

Step by Step Solution

1. Step 1: Write the proportion equation
   14,445.72 : 21,666.15 = 5,683.14 : x
2. Step 2: Convert to fraction form
   14,445.72/21,666.15 = 5,683.14/x
3. Step 3: Cross multiply
   14,445.72x = 21,666.15 × 5,683.14
4. Step 4: Simplify right side
   14,445.72x = 123,131,763.71
5. Step 5: Solve for x
   x = 123,131,763.71/14,445.72
6. Step 6: Final answer
   x = 8,523.75