Finding the Fourth Proportional to 9,040,930.48, 12,479,757.96 and 5,986,128.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,040,930.48 : 12,479,757.96 = 5,986,128.88 : x
2. Step 2: Convert to fraction form
   9,040,930.48/12,479,757.96 = 5,986,128.88/x
3. Step 3: Cross multiply
   9,040,930.48x = 12,479,757.96 × 5,986,128.88
4. Step 4: Simplify right side
   9,040,930.48x = 74,705,439,539,765.89
5. Step 5: Solve for x
   x = 74,705,439,539,765.89/9,040,930.48
6. Step 6: Final answer
   x = 8,263,025.55