Finding the Fourth Proportional to 2,065,392.10, 3,099,300.72 and 867,222.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,065,392.10 : 3,099,300.72 = 867,222.28 : x
2. Step 2: Convert to fraction form
   2,065,392.10/3,099,300.72 = 867,222.28/x
3. Step 3: Cross multiply
   2,065,392.10x = 3,099,300.72 × 867,222.28
4. Step 4: Simplify right side
   2,065,392.10x = 2,687,782,619,139.48
5. Step 5: Solve for x
   x = 2,687,782,619,139.48/2,065,392.10
6. Step 6: Final answer
   x = 1,301,342.55