Finding the Fourth Proportional to 2,572,213.92, 3,855,226 and 951,690.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,572,213.92 : 3,855,226 = 951,690.72 : x
2. Step 2: Convert to fraction form
   2,572,213.92/3,855,226 = 951,690.72/x
3. Step 3: Cross multiply
   2,572,213.92x = 3,855,226 × 951,690.72
4. Step 4: Simplify right side
   2,572,213.92x = 3,668,982,807,702.72
5. Step 5: Solve for x
   x = 3,668,982,807,702.72/2,572,213.92
6. Step 6: Final answer
   x = 1,426,391.01