Finding the Fourth Proportional to 10,499,222.88, 15,746,821.92 and 4,431,960

Step by Step Solution

1. Step 1: Write the proportion equation
   10,499,222.88 : 15,746,821.92 = 4,431,960 : x
2. Step 2: Convert to fraction form
   10,499,222.88/15,746,821.92 = 4,431,960/x
3. Step 3: Cross multiply
   10,499,222.88x = 15,746,821.92 × 4,431,960
4. Step 4: Simplify right side
   10,499,222.88x = 69,789,284,876,563.20
5. Step 5: Solve for x
   x = 69,789,284,876,563.20/10,499,222.88
6. Step 6: Final answer
   x = 6,647,090.52