Finding the Fourth Proportional to 22,499.60, 31,045.39 and 14,537.21

Step by Step Solution

1. Step 1: Write the proportion equation
   22,499.60 : 31,045.39 = 14,537.21 : x
2. Step 2: Convert to fraction form
   22,499.60/31,045.39 = 14,537.21/x
3. Step 3: Cross multiply
   22,499.60x = 31,045.39 × 14,537.21
4. Step 4: Simplify right side
   22,499.60x = 451,313,337.02
5. Step 5: Solve for x
   x = 451,313,337.02/22,499.60
6. Step 6: Final answer
   x = 20,058.73