Finding the Fourth Proportional to 8,670,144.56, 13,007,042.98 and 3,278,675.61

Step by Step Solution

1. Step 1: Write the proportion equation
   8,670,144.56 : 13,007,042.98 = 3,278,675.61 : x
2. Step 2: Convert to fraction form
   8,670,144.56/13,007,042.98 = 3,278,675.61/x
3. Step 3: Cross multiply
   8,670,144.56x = 13,007,042.98 × 3,278,675.61
4. Step 4: Simplify right side
   8,670,144.56x = 42,645,874,568,551.02
5. Step 5: Solve for x
   x = 42,645,874,568,551.02/8,670,144.56
6. Step 6: Final answer
   x = 4,918,703.98