Finding the Fourth Proportional to 42,105.54, 63,103.63 and 17,116.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,105.54 : 63,103.63 = 17,116.50 : x
2. Step 2: Convert to fraction form
   42,105.54/63,103.63 = 17,116.50/x
3. Step 3: Cross multiply
   42,105.54x = 63,103.63 × 17,116.50
4. Step 4: Simplify right side
   42,105.54x = 1,080,113,282.90
5. Step 5: Solve for x
   x = 1,080,113,282.90/42,105.54
6. Step 6: Final answer
   x = 25,652.52