Finding the Fourth Proportional to 120,108,413.46, 165,745,168.47 and 65,103,088.98

Step by Step Solution

1. Step 1: Write the proportion equation
   120,108,413.46 : 165,745,168.47 = 65,103,088.98 : x
2. Step 2: Convert to fraction form
   120,108,413.46/165,745,168.47 = 65,103,088.98/x
3. Step 3: Cross multiply
   120,108,413.46x = 165,745,168.47 × 65,103,088.98
4. Step 4: Simplify right side
   120,108,413.46x = 10,790,522,450,907,500
5. Step 5: Solve for x
   x = 10,790,522,450,907,500/120,108,413.46
6. Step 6: Final answer
   x = 89,839,855.01