Finding the Fourth Proportional to 1,442,007.98, 2,162,856.28 and 482,354.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,442,007.98 : 2,162,856.28 = 482,354.78 : x
2. Step 2: Convert to fraction form
   1,442,007.98/2,162,856.28 = 482,354.78/x
3. Step 3: Cross multiply
   1,442,007.98x = 2,162,856.28 × 482,354.78
4. Step 4: Simplify right side
   1,442,007.98x = 1,043,264,065,111.02
5. Step 5: Solve for x
   x = 1,043,264,065,111.02/1,442,007.98
6. Step 6: Final answer
   x = 723,480.09