Finding the Fourth Proportional to 2,786,862.72, 4,178,712.96 and 2,549,098.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786,862.72 : 4,178,712.96 = 2,549,098.56 : x
2. Step 2: Convert to fraction form
   2,786,862.72/4,178,712.96 = 2,549,098.56/x
3. Step 3: Cross multiply
   2,786,862.72x = 4,178,712.96 × 2,549,098.56
4. Step 4: Simplify right side
   2,786,862.72x = 10,651,951,188,989.34
5. Step 5: Solve for x
   x = 10,651,951,188,989.34/2,786,862.72
6. Step 6: Final answer
   x = 3,822,201.61