Finding the Fourth Proportional to 205,061.88, 282,951.42 and 136,969.62

Step by Step Solution

1. Step 1: Write the proportion equation
   205,061.88 : 282,951.42 = 136,969.62 : x
2. Step 2: Convert to fraction form
   205,061.88/282,951.42 = 136,969.62/x
3. Step 3: Cross multiply
   205,061.88x = 282,951.42 × 136,969.62
4. Step 4: Simplify right side
   205,061.88x = 38,755,748,475.86
5. Step 5: Solve for x
   x = 38,755,748,475.86/205,061.88
6. Step 6: Final answer
   x = 188,995.38