Finding the Fourth Proportional to 42,609.16, 63,909.42 and 14,905

Step by Step Solution

1. Step 1: Write the proportion equation
   42,609.16 : 63,909.42 = 14,905 : x
2. Step 2: Convert to fraction form
   42,609.16/63,909.42 = 14,905/x
3. Step 3: Cross multiply
   42,609.16x = 63,909.42 × 14,905
4. Step 4: Simplify right side
   42,609.16x = 952,569,905.10
5. Step 5: Solve for x
   x = 952,569,905.10/42,609.16
6. Step 6: Final answer
   x = 22,355.99