Finding the Fourth Proportional to 8,868,259.86, 12,244,249.86 and 5,736,115.80

Step by Step Solution

1. Step 1: Write the proportion equation
   8,868,259.86 : 12,244,249.86 = 5,736,115.80 : x
2. Step 2: Convert to fraction form
   8,868,259.86/12,244,249.86 = 5,736,115.80/x
3. Step 3: Cross multiply
   8,868,259.86x = 12,244,249.86 × 5,736,115.80
4. Step 4: Simplify right side
   8,868,259.86x = 70,234,435,081,093.78
5. Step 5: Solve for x
   x = 70,234,435,081,093.78/8,868,259.86
6. Step 6: Final answer
   x = 7,919,753.84