Finding the Fourth Proportional to 2,986,120.32, 4,479,196.88 and 742,258.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,986,120.32 : 4,479,196.88 = 742,258.32 : x
2. Step 2: Convert to fraction form
   2,986,120.32/4,479,196.88 = 742,258.32/x
3. Step 3: Cross multiply
   2,986,120.32x = 4,479,196.88 × 742,258.32
4. Step 4: Simplify right side
   2,986,120.32x = 3,324,721,147,386.75
5. Step 5: Solve for x
   x = 3,324,721,147,386.75/2,986,120.32
6. Step 6: Final answer
   x = 1,113,391.56