Finding the Fourth Proportional to 2,405,822.10, 3,608,733.15 and 807,854.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405,822.10 : 3,608,733.15 = 807,854.10 : x
2. Step 2: Convert to fraction form
   2,405,822.10/3,608,733.15 = 807,854.10/x
3. Step 3: Cross multiply
   2,405,822.10x = 3,608,733.15 × 807,854.10
4. Step 4: Simplify right side
   2,405,822.10x = 2,915,329,871,033.42
5. Step 5: Solve for x
   x = 2,915,329,871,033.42/2,405,822.10
6. Step 6: Final answer
   x = 1,211,781.15