Finding the Fourth Proportional to 8,451,915.36, 12,678,363.90 and 2,386,139.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,451,915.36 : 12,678,363.90 = 2,386,139.34 : x
2. Step 2: Convert to fraction form
   8,451,915.36/12,678,363.90 = 2,386,139.34/x
3. Step 3: Cross multiply
   8,451,915.36x = 12,678,363.90 × 2,386,139.34
4. Step 4: Simplify right side
   8,451,915.36x = 30,252,342,868,625.82
5. Step 5: Solve for x
   x = 30,252,342,868,625.82/8,451,915.36
6. Step 6: Final answer
   x = 3,579,347.59