Finding the Fourth Proportional to 42,002.10, 63,005.41 and 17,038.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,002.10 : 63,005.41 = 17,038.42 : x
2. Step 2: Convert to fraction form
   42,002.10/63,005.41 = 17,038.42/x
3. Step 3: Cross multiply
   42,002.10x = 63,005.41 × 17,038.42
4. Step 4: Simplify right side
   42,002.10x = 1,073,512,637.85
5. Step 5: Solve for x
   x = 1,073,512,637.85/42,002.10
6. Step 6: Final answer
   x = 25,558.55