Finding the Fourth Proportional to 55,114.72, 82,678.16 and 17,665.92

Step by Step Solution

1. Step 1: Write the proportion equation
   55,114.72 : 82,678.16 = 17,665.92 : x
2. Step 2: Convert to fraction form
   55,114.72/82,678.16 = 17,665.92/x
3. Step 3: Cross multiply
   55,114.72x = 82,678.16 × 17,665.92
4. Step 4: Simplify right side
   55,114.72x = 1,460,585,760.31
5. Step 5: Solve for x
   x = 1,460,585,760.31/55,114.72
6. Step 6: Final answer
   x = 26,500.83