Finding the Fourth Proportional to 144,062.94, 198,773.82 and 86,686.86

Step by Step Solution

1. Step 1: Write the proportion equation
   144,062.94 : 198,773.82 = 86,686.86 : x
2. Step 2: Convert to fraction form
   144,062.94/198,773.82 = 86,686.86/x
3. Step 3: Cross multiply
   144,062.94x = 198,773.82 × 86,686.86
4. Step 4: Simplify right side
   144,062.94x = 17,231,078,306.01
5. Step 5: Solve for x
   x = 17,231,078,306.01/144,062.94
6. Step 6: Final answer
   x = 119,607.99