Finding the Fourth Proportional to 12,096,850.20, 18,152,869.86 and 4,908,413.40

Step by Step Solution

1. Step 1: Write the proportion equation
   12,096,850.20 : 18,152,869.86 = 4,908,413.40 : x
2. Step 2: Convert to fraction form
   12,096,850.20/18,152,869.86 = 4,908,413.40/x
3. Step 3: Cross multiply
   12,096,850.20x = 18,152,869.86 × 4,908,413.40
4. Step 4: Simplify right side
   12,096,850.20x = 89,101,789,669,280.12
5. Step 5: Solve for x
   x = 89,101,789,669,280.12/12,096,850.20
6. Step 6: Final answer
   x = 7,365,701.67