Finding the Fourth Proportional to 144,030.74, 215,627.72 and 83,875.82

Step by Step Solution

1. Step 1: Write the proportion equation
   144,030.74 : 215,627.72 = 83,875.82 : x
2. Step 2: Convert to fraction form
   144,030.74/215,627.72 = 83,875.82/x
3. Step 3: Cross multiply
   144,030.74x = 215,627.72 × 83,875.82
4. Step 4: Simplify right side
   144,030.74x = 18,085,951,829.73
5. Step 5: Solve for x
   x = 18,085,951,829.73/144,030.74
6. Step 6: Final answer
   x = 125,570.08