Finding the Fourth Proportional to 96,857.43, 133,727.81 and 60,613.98

Step by Step Solution

1. Step 1: Write the proportion equation
   96,857.43 : 133,727.81 = 60,613.98 : x
2. Step 2: Convert to fraction form
   96,857.43/133,727.81 = 60,613.98/x
3. Step 3: Cross multiply
   96,857.43x = 133,727.81 × 60,613.98
4. Step 4: Simplify right side
   96,857.43x = 8,105,774,800.78
5. Step 5: Solve for x
   x = 8,105,774,800.78/96,857.43
6. Step 6: Final answer
   x = 83,687.69