Finding the Fourth Proportional to 103,932.47, 143,426.91 and 56,185.82

Step by Step Solution

1. Step 1: Write the proportion equation
   103,932.47 : 143,426.91 = 56,185.82 : x
2. Step 2: Convert to fraction form
   103,932.47/143,426.91 = 56,185.82/x
3. Step 3: Cross multiply
   103,932.47x = 143,426.91 × 56,185.82
4. Step 4: Simplify right side
   103,932.47x = 8,058,557,831.28
5. Step 5: Solve for x
   x = 8,058,557,831.28/103,932.47
6. Step 6: Final answer
   x = 77,536.48