Finding the Fourth Proportional to 144,406.72, 216,610.62 and 94,800.70

Step by Step Solution

1. Step 1: Write the proportion equation
   144,406.72 : 216,610.62 = 94,800.70 : x
2. Step 2: Convert to fraction form
   144,406.72/216,610.62 = 94,800.70/x
3. Step 3: Cross multiply
   144,406.72x = 216,610.62 × 94,800.70
4. Step 4: Simplify right side
   144,406.72x = 20,534,838,403.43
5. Step 5: Solve for x
   x = 20,534,838,403.43/144,406.72
6. Step 6: Final answer
   x = 142,201.40