Finding the Fourth Proportional to 2,608,889.10, 3,913,363.78 and 787,269.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,608,889.10 : 3,913,363.78 = 787,269.82 : x
2. Step 2: Convert to fraction form
   2,608,889.10/3,913,363.78 = 787,269.82/x
3. Step 3: Cross multiply
   2,608,889.10x = 3,913,363.78 × 787,269.82
4. Step 4: Simplify right side
   2,608,889.10x = 3,080,873,191,299.95
5. Step 5: Solve for x
   x = 3,080,873,191,299.95/2,608,889.10
6. Step 6: Final answer
   x = 1,180,913.82