Finding the Fourth Proportional to 168,614.72, 252,916.22 and 42,256.08

Step by Step Solution

1. Step 1: Write the proportion equation
   168,614.72 : 252,916.22 = 42,256.08 : x
2. Step 2: Convert to fraction form
   168,614.72/252,916.22 = 42,256.08/x
3. Step 3: Cross multiply
   168,614.72x = 252,916.22 × 42,256.08
4. Step 4: Simplify right side
   168,614.72x = 10,687,248,025.62
5. Step 5: Solve for x
   x = 10,687,248,025.62/168,614.72
6. Step 6: Final answer
   x = 63,382.65