Finding the Fourth Proportional to 1,418,826.24, 1,958,022 and 774,288.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418,826.24 : 1,958,022 = 774,288.18 : x
2. Step 2: Convert to fraction form
   1,418,826.24/1,958,022 = 774,288.18/x
3. Step 3: Cross multiply
   1,418,826.24x = 1,958,022 × 774,288.18
4. Step 4: Simplify right side
   1,418,826.24x = 1,516,073,290,779.96
5. Step 5: Solve for x
   x = 1,516,073,290,779.96/1,418,826.24
6. Step 6: Final answer
   x = 1,068,540.49