Finding the Fourth Proportional to 42,152.72, 63,240.60 and 14,452.88

Step by Step Solution

1. Step 1: Write the proportion equation
   42,152.72 : 63,240.60 = 14,452.88 : x
2. Step 2: Convert to fraction form
   42,152.72/63,240.60 = 14,452.88/x
3. Step 3: Cross multiply
   42,152.72x = 63,240.60 × 14,452.88
4. Step 4: Simplify right side
   42,152.72x = 914,008,802.93
5. Step 5: Solve for x
   x = 914,008,802.93/42,152.72
6. Step 6: Final answer
   x = 21,683.27