Finding the Fourth Proportional to 106,098.80, 146,413.69 and 57,700.15

Step by Step Solution

1. Step 1: Write the proportion equation
   106,098.80 : 146,413.69 = 57,700.15 : x
2. Step 2: Convert to fraction form
   106,098.80/146,413.69 = 57,700.15/x
3. Step 3: Cross multiply
   106,098.80x = 146,413.69 × 57,700.15
4. Step 4: Simplify right side
   106,098.80x = 8,448,091,364.77
5. Step 5: Solve for x
   x = 8,448,091,364.77/106,098.80
6. Step 6: Final answer
   x = 79,624.76