Finding the Fourth Proportional to 1,982,872.40, 2,736,366.72 and 1,123,490.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,982,872.40 : 2,736,366.72 = 1,123,490.84 : x
2. Step 2: Convert to fraction form
   1,982,872.40/2,736,366.72 = 1,123,490.84/x
3. Step 3: Cross multiply
   1,982,872.40x = 2,736,366.72 × 1,123,490.84
4. Step 4: Simplify right side
   1,982,872.40x = 3,074,282,944,800.85
5. Step 5: Solve for x
   x = 3,074,282,944,800.85/1,982,872.40
6. Step 6: Final answer
   x = 1,550,418.95