Finding the Fourth Proportional to 55,101.42, 82,643.78 and 17,657.54

Step by Step Solution

1. Step 1: Write the proportion equation
   55,101.42 : 82,643.78 = 17,657.54 : x
2. Step 2: Convert to fraction form
   55,101.42/82,643.78 = 17,657.54/x
3. Step 3: Cross multiply
   55,101.42x = 82,643.78 × 17,657.54
4. Step 4: Simplify right side
   55,101.42x = 1,459,285,851.10
5. Step 5: Solve for x
   x = 1,459,285,851.10/55,101.42
6. Step 6: Final answer
   x = 26,483.63