Finding the Fourth Proportional to 107,519.10, 148,385.34 and 59,776.89

Step by Step Solution

1. Step 1: Write the proportion equation
   107,519.10 : 148,385.34 = 59,776.89 : x
2. Step 2: Convert to fraction form
   107,519.10/148,385.34 = 59,776.89/x
3. Step 3: Cross multiply
   107,519.10x = 148,385.34 × 59,776.89
4. Step 4: Simplify right side
   107,519.10x = 8,870,013,847.91
5. Step 5: Solve for x
   x = 8,870,013,847.91/107,519.10
6. Step 6: Final answer
   x = 82,497.10