Finding the Fourth Proportional to 3,952,230.72, 5,454,081.96 and 2,141,394.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,952,230.72 : 5,454,081.96 = 2,141,394.72 : x
2. Step 2: Convert to fraction form
   3,952,230.72/5,454,081.96 = 2,141,394.72/x
3. Step 3: Cross multiply
   3,952,230.72x = 5,454,081.96 × 2,141,394.72
4. Step 4: Simplify right side
   3,952,230.72x = 11,679,342,311,591.25
5. Step 5: Solve for x
   x = 11,679,342,311,591.25/3,952,230.72
6. Step 6: Final answer
   x = 2,955,126.65