Finding the Fourth Proportional to 2,265,004.18, 3,398,688.06 and 918,162.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,265,004.18 : 3,398,688.06 = 918,162.10 : x
2. Step 2: Convert to fraction form
   2,265,004.18/3,398,688.06 = 918,162.10/x
3. Step 3: Cross multiply
   2,265,004.18x = 3,398,688.06 × 918,162.10
4. Step 4: Simplify right side
   2,265,004.18x = 3,120,546,566,414.53
5. Step 5: Solve for x
   x = 3,120,546,566,414.53/2,265,004.18
6. Step 6: Final answer
   x = 1,377,722.21