Finding the Fourth Proportional to 148,429.88, 204,843.12 and 83,876.72

Step by Step Solution

1. Step 1: Write the proportion equation
   148,429.88 : 204,843.12 = 83,876.72 : x
2. Step 2: Convert to fraction form
   148,429.88/204,843.12 = 83,876.72/x
3. Step 3: Cross multiply
   148,429.88x = 204,843.12 × 83,876.72
4. Step 4: Simplify right side
   148,429.88x = 17,181,569,020.17
5. Step 5: Solve for x
   x = 17,181,569,020.17/148,429.88
6. Step 6: Final answer
   x = 115,755.46