Finding the Fourth Proportional to 3,941,947.62, 5,439,836.88 and 2,223,621.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,941,947.62 : 5,439,836.88 = 2,223,621.72 : x
2. Step 2: Convert to fraction form
   3,941,947.62/5,439,836.88 = 2,223,621.72/x
3. Step 3: Cross multiply
   3,941,947.62x = 5,439,836.88 × 2,223,621.72
4. Step 4: Simplify right side
   3,941,947.62x = 12,096,139,439,625.04
5. Step 5: Solve for x
   x = 12,096,139,439,625.04/3,941,947.62
6. Step 6: Final answer
   x = 3,068,569.30