Finding the Fourth Proportional to 8,988,036.48, 12,401,895.83 and 5,317,107.71

Step by Step Solution

1. Step 1: Write the proportion equation
   8,988,036.48 : 12,401,895.83 = 5,317,107.71 : x
2. Step 2: Convert to fraction form
   8,988,036.48/12,401,895.83 = 5,317,107.71/x
3. Step 3: Cross multiply
   8,988,036.48x = 12,401,895.83 × 5,317,107.71
4. Step 4: Simplify right side
   8,988,036.48x = 65,942,215,847,714.83
5. Step 5: Solve for x
   x = 65,942,215,847,714.83/8,988,036.48
6. Step 6: Final answer
   x = 7,336,665.35