Finding the Fourth Proportional to 8,242,089.57, 12,360,604.01 and 5,699,642.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,242,089.57 : 12,360,604.01 = 5,699,642.61 : x
2. Step 2: Convert to fraction form
   8,242,089.57/12,360,604.01 = 5,699,642.61/x
3. Step 3: Cross multiply
   8,242,089.57x = 12,360,604.01 × 5,699,642.61
4. Step 4: Simplify right side
   8,242,089.57x = 70,451,025,300,732.88
5. Step 5: Solve for x
   x = 70,451,025,300,732.88/8,242,089.57
6. Step 6: Final answer
   x = 8,547,714.11