Finding the Fourth Proportional to 28,633.59, 42,961.31 and 16,167.69

Step by Step Solution

1. Step 1: Write the proportion equation
   28,633.59 : 42,961.31 = 16,167.69 : x
2. Step 2: Convert to fraction form
   28,633.59/42,961.31 = 16,167.69/x
3. Step 3: Cross multiply
   28,633.59x = 42,961.31 × 16,167.69
4. Step 4: Simplify right side
   28,633.59x = 694,585,061.24
5. Step 5: Solve for x
   x = 694,585,061.24/28,633.59
6. Step 6: Final answer
   x = 24,257.70