Finding the Fourth Proportional to 6,108,920.16, 8,423,401.24 and 3,900,879.76

Step by Step Solution

1. Step 1: Write the proportion equation
   6,108,920.16 : 8,423,401.24 = 3,900,879.76 : x
2. Step 2: Convert to fraction form
   6,108,920.16/8,423,401.24 = 3,900,879.76/x
3. Step 3: Cross multiply
   6,108,920.16x = 8,423,401.24 × 3,900,879.76
4. Step 4: Simplify right side
   6,108,920.16x = 32,858,675,407,474.90
5. Step 5: Solve for x
   x = 32,858,675,407,474.90/6,108,920.16
6. Step 6: Final answer
   x = 5,378,802.56