Finding the Fourth Proportional to 42,105.32, 63,103.24 and 17,116.28

Step by Step Solution

1. Step 1: Write the proportion equation
   42,105.32 : 63,103.24 = 17,116.28 : x
2. Step 2: Convert to fraction form
   42,105.32/63,103.24 = 17,116.28/x
3. Step 3: Cross multiply
   42,105.32x = 63,103.24 × 17,116.28
4. Step 4: Simplify right side
   42,105.32x = 1,080,092,724.75
5. Step 5: Solve for x
   x = 1,080,092,724.75/42,105.32
6. Step 6: Final answer
   x = 25,652.17