Finding the Fourth Proportional to 8,899,605, 13,341,490.56 and 3,218,566.32

Step by Step Solution

1. Step 1: Write the proportion equation
   8,899,605 : 13,341,490.56 = 3,218,566.32 : x
2. Step 2: Convert to fraction form
   8,899,605/13,341,490.56 = 3,218,566.32/x
3. Step 3: Cross multiply
   8,899,605x = 13,341,490.56 × 3,218,566.32
4. Step 4: Simplify right side
   8,899,605x = 42,940,472,175,013.94
5. Step 5: Solve for x
   x = 42,940,472,175,013.94/8,899,605
6. Step 6: Final answer
   x = 4,824,986.30