Finding the Fourth Proportional to 55,112.72, 82,675.16 and 17,663.92

Step by Step Solution

1. Step 1: Write the proportion equation
   55,112.72 : 82,675.16 = 17,663.92 : x
2. Step 2: Convert to fraction form
   55,112.72/82,675.16 = 17,663.92/x
3. Step 3: Cross multiply
   55,112.72x = 82,675.16 × 17,663.92
4. Step 4: Simplify right side
   55,112.72x = 1,460,367,412.23
5. Step 5: Solve for x
   x = 1,460,367,412.23/55,112.72
6. Step 6: Final answer
   x = 26,497.83