Finding the Fourth Proportional to 2,215,840.96, 3,324,208.56 and 699,760.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,215,840.96 : 3,324,208.56 = 699,760.72 : x
2. Step 2: Convert to fraction form
   2,215,840.96/3,324,208.56 = 699,760.72/x
3. Step 3: Cross multiply
   2,215,840.96x = 3,324,208.56 × 699,760.72
4. Step 4: Simplify right side
   2,215,840.96x = 2,326,150,575,375.76
5. Step 5: Solve for x
   x = 2,326,150,575,375.76/2,215,840.96
6. Step 6: Final answer
   x = 1,049,782.28