Finding the Fourth Proportional to 1,442,150.96, 1,990,434.56 and 926,549.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,442,150.96 : 1,990,434.56 = 926,549.39 : x
2. Step 2: Convert to fraction form
   1,442,150.96/1,990,434.56 = 926,549.39/x
3. Step 3: Cross multiply
   1,442,150.96x = 1,990,434.56 × 926,549.39
4. Step 4: Simplify right side
   1,442,150.96x = 1,844,235,912,818.00
5. Step 5: Solve for x
   x = 1,844,235,912,818.00/1,442,150.96
6. Step 6: Final answer
   x = 1,278,809.20