Finding the Fourth Proportional to 359,020.69, 495,451.56 and 197,876.15

Step by Step Solution

1. Step 1: Write the proportion equation
   359,020.69 : 495,451.56 = 197,876.15 : x
2. Step 2: Convert to fraction form
   359,020.69/495,451.56 = 197,876.15/x
3. Step 3: Cross multiply
   359,020.69x = 495,451.56 × 197,876.15
4. Step 4: Simplify right side
   359,020.69x = 98,038,044,727.04
5. Step 5: Solve for x
   x = 98,038,044,727.04/359,020.69
6. Step 6: Final answer
   x = 273,070.74