Finding the Fourth Proportional to 2,786,856.72, 4,178,703.96 and 2,549,092.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786,856.72 : 4,178,703.96 = 2,549,092.56 : x
2. Step 2: Convert to fraction form
   2,786,856.72/4,178,703.96 = 2,549,092.56/x
3. Step 3: Cross multiply
   2,786,856.72x = 4,178,703.96 × 2,549,092.56
4. Step 4: Simplify right side
   2,786,856.72x = 10,651,903,174,878.54
5. Step 5: Solve for x
   x = 10,651,903,174,878.54/2,786,856.72
6. Step 6: Final answer
   x = 3,822,192.62