Finding the Fourth Proportional to 1,079,019.20, 1,488,132.32 and 649,219.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,079,019.20 : 1,488,132.32 = 649,219.02 : x
2. Step 2: Convert to fraction form
   1,079,019.20/1,488,132.32 = 649,219.02/x
3. Step 3: Cross multiply
   1,079,019.20x = 1,488,132.32 × 649,219.02
4. Step 4: Simplify right side
   1,079,019.20x = 966,123,806,420.73
5. Step 5: Solve for x
   x = 966,123,806,420.73/1,079,019.20
6. Step 6: Final answer
   x = 895,372.21