Finding the Fourth Proportional to 8,449,898.34, 12,671,665.43 and 3,057,215.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,449,898.34 : 12,671,665.43 = 3,057,215.61 : x
2. Step 2: Convert to fraction form
   8,449,898.34/12,671,665.43 = 3,057,215.61/x
3. Step 3: Cross multiply
   8,449,898.34x = 12,671,665.43 × 3,057,215.61
4. Step 4: Simplify right side
   8,449,898.34x = 38,740,013,342,007.28
5. Step 5: Solve for x
   x = 38,740,013,342,007.28/8,449,898.34
6. Step 6: Final answer
   x = 4,584,672.12