Finding the Fourth Proportional to 114,307.88, 171,572.49 and 55,185.05

Step by Step Solution

1. Step 1: Write the proportion equation
   114,307.88 : 171,572.49 = 55,185.05 : x
2. Step 2: Convert to fraction form
   114,307.88/171,572.49 = 55,185.05/x
3. Step 3: Cross multiply
   114,307.88x = 171,572.49 × 55,185.05
4. Step 4: Simplify right side
   114,307.88x = 9,468,236,439.27
5. Step 5: Solve for x
   x = 9,468,236,439.27/114,307.88
6. Step 6: Final answer
   x = 82,831.00