Finding the Fourth Proportional to 2,398,411.06, 3,309,815.86 and 1,310,682.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,398,411.06 : 3,309,815.86 = 1,310,682.78 : x
2. Step 2: Convert to fraction form
   2,398,411.06/3,309,815.86 = 1,310,682.78/x
3. Step 3: Cross multiply
   2,398,411.06x = 3,309,815.86 × 1,310,682.78
4. Step 4: Simplify right side
   2,398,411.06x = 4,338,118,652,672.89
5. Step 5: Solve for x
   x = 4,338,118,652,672.89/2,398,411.06
6. Step 6: Final answer
   x = 1,808,746.93