Finding the Fourth Proportional to 114,546.05, 171,862.28 and 55,434.05

Step by Step Solution

1. Step 1: Write the proportion equation
   114,546.05 : 171,862.28 = 55,434.05 : x
2. Step 2: Convert to fraction form
   114,546.05/171,862.28 = 55,434.05/x
3. Step 3: Cross multiply
   114,546.05x = 171,862.28 × 55,434.05
4. Step 4: Simplify right side
   114,546.05x = 9,527,021,945.46
5. Step 5: Solve for x
   x = 9,527,021,945.46/114,546.05
6. Step 6: Final answer
   x = 83,171.98