Finding the Fourth Proportional to 42,614.10, 63,921.83 and 17,648.15

Step by Step Solution

1. Step 1: Write the proportion equation
   42,614.10 : 63,921.83 = 17,648.15 : x
2. Step 2: Convert to fraction form
   42,614.10/63,921.83 = 17,648.15/x
3. Step 3: Cross multiply
   42,614.10x = 63,921.83 × 17,648.15
4. Step 4: Simplify right side
   42,614.10x = 1,128,101,636.26
5. Step 5: Solve for x
   x = 1,128,101,636.26/42,614.10
6. Step 6: Final answer
   x = 26,472.50