Finding the Fourth Proportional to 107,870.30, 148,861.71 and 60,126.68

Step by Step Solution

1. Step 1: Write the proportion equation
   107,870.30 : 148,861.71 = 60,126.68 : x
2. Step 2: Convert to fraction form
   107,870.30/148,861.71 = 60,126.68/x
3. Step 3: Cross multiply
   107,870.30x = 148,861.71 × 60,126.68
4. Step 4: Simplify right side
   107,870.30x = 8,950,560,401.42
5. Step 5: Solve for x
   x = 8,950,560,401.42/107,870.30
6. Step 6: Final answer
   x = 82,975.21