Finding the Fourth Proportional to 9,907,992.50, 14,864,485.71 and 2,816,280.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,907,992.50 : 14,864,485.71 = 2,816,280.50 : x
2. Step 2: Convert to fraction form
   9,907,992.50/14,864,485.71 = 2,816,280.50/x
3. Step 3: Cross multiply
   9,907,992.50x = 14,864,485.71 × 2,816,280.50
4. Step 4: Simplify right side
   9,907,992.50x = 41,862,561,247,601.66
5. Step 5: Solve for x
   x = 41,862,561,247,601.66/9,907,992.50
6. Step 6: Final answer
   x = 4,225,130.49