Finding the Fourth Proportional to 8,470,443.97, 12,700,049.01 and 3,078,453.79

Step by Step Solution

1. Step 1: Write the proportion equation
   8,470,443.97 : 12,700,049.01 = 3,078,453.79 : x
2. Step 2: Convert to fraction form
   8,470,443.97/12,700,049.01 = 3,078,453.79/x
3. Step 3: Cross multiply
   8,470,443.97x = 12,700,049.01 × 3,078,453.79
4. Step 4: Simplify right side
   8,470,443.97x = 39,096,514,008,020.25
5. Step 5: Solve for x
   x = 39,096,514,008,020.25/8,470,443.97
6. Step 6: Final answer
   x = 4,615,639.29