Finding the Fourth Proportional to 2,643,215.12, 3,964,986.84 and 750,104.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,643,215.12 : 3,964,986.84 = 750,104.72 : x
2. Step 2: Convert to fraction form
   2,643,215.12/3,964,986.84 = 750,104.72/x
3. Step 3: Cross multiply
   2,643,215.12x = 3,964,986.84 × 750,104.72
4. Step 4: Simplify right side
   2,643,215.12x = 2,974,155,343,421.89
5. Step 5: Solve for x
   x = 2,974,155,343,421.89/2,643,215.12
6. Step 6: Final answer
   x = 1,125,203.67