Finding the Fourth Proportional to 42,005.36, 63,025.46 and 17,039.14

Step by Step Solution

1. Step 1: Write the proportion equation
   42,005.36 : 63,025.46 = 17,039.14 : x
2. Step 2: Convert to fraction form
   42,005.36/63,025.46 = 17,039.14/x
3. Step 3: Cross multiply
   42,005.36x = 63,025.46 × 17,039.14
4. Step 4: Simplify right side
   42,005.36x = 1,073,899,636.50
5. Step 5: Solve for x
   x = 1,073,899,636.50/42,005.36
6. Step 6: Final answer
   x = 25,565.78