Finding the Fourth Proportional to 2,648,012.46, 3,968,908.26 and 1,225,062.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,648,012.46 : 3,968,908.26 = 1,225,062.78 : x
2. Step 2: Convert to fraction form
   2,648,012.46/3,968,908.26 = 1,225,062.78/x
3. Step 3: Cross multiply
   2,648,012.46x = 3,968,908.26 × 1,225,062.78
4. Step 4: Simplify right side
   2,648,012.46x = 4,862,161,786,560.56
5. Step 5: Solve for x
   x = 4,862,161,786,560.56/2,648,012.46
6. Step 6: Final answer
   x = 1,836,155.18