Finding the Fourth Proportional to 28,329.24, 42,435.50 and 16,614.21

Step by Step Solution

1. Step 1: Write the proportion equation
   28,329.24 : 42,435.50 = 16,614.21 : x
2. Step 2: Convert to fraction form
   28,329.24/42,435.50 = 16,614.21/x
3. Step 3: Cross multiply
   28,329.24x = 42,435.50 × 16,614.21
4. Step 4: Simplify right side
   28,329.24x = 705,032,225.38
5. Step 5: Solve for x
   x = 705,032,225.38/28,329.24
6. Step 6: Final answer
   x = 24,887.09