Finding the Fourth Proportional to 8,142,515.80, 12,215,691.78 and 2,462,787.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,142,515.80 : 12,215,691.78 = 2,462,787.16 : x
2. Step 2: Convert to fraction form
   8,142,515.80/12,215,691.78 = 2,462,787.16/x
3. Step 3: Cross multiply
   8,142,515.80x = 12,215,691.78 × 2,462,787.16
4. Step 4: Simplify right side
   8,142,515.80x = 30,084,648,866,301.55
5. Step 5: Solve for x
   x = 30,084,648,866,301.55/8,142,515.80
6. Step 6: Final answer
   x = 3,694,760.88