Finding the Fourth Proportional to 42,110.80, 63,162.54 and 17,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,110.80 : 63,162.54 = 17,153.50 : x
2. Step 2: Convert to fraction form
   42,110.80/63,162.54 = 17,153.50/x
3. Step 3: Cross multiply
   42,110.80x = 63,162.54 × 17,153.50
4. Step 4: Simplify right side
   42,110.80x = 1,083,458,629.89
5. Step 5: Solve for x
   x = 1,083,458,629.89/42,110.80
6. Step 6: Final answer
   x = 25,728.76