Finding the Fourth Proportional to 2,986,298.88, 4,479,464.72 and 742,436.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,986,298.88 : 4,479,464.72 = 742,436.88 : x
2. Step 2: Convert to fraction form
   2,986,298.88/4,479,464.72 = 742,436.88/x
3. Step 3: Cross multiply
   2,986,298.88x = 4,479,464.72 × 742,436.88
4. Step 4: Simplify right side
   2,986,298.88x = 3,325,719,810,786.87
5. Step 5: Solve for x
   x = 3,325,719,810,786.87/2,986,298.88
6. Step 6: Final answer
   x = 1,113,659.40