Finding the Third Proportional to 2,255,366 and 3,490,725

Step by Step Solution

1. Step 1: Write the proportion equation
   2,255,366 : 3,490,725 = 3,490,725 : x
2. Step 2: Convert to fraction form
   2,255,366/3,490,725 = 3,490,725/x
3. Step 3: Cross multiply
   2,255,366x = 3,490,725 × 3,490,725
4. Step 4: Simplify right side
   2,255,366x = 12,185,161,025,625
5. Step 5: Solve for x
   x = 12,185,161,025,625/2,255,366
6. Step 6: Final answer
   x = 5,402,742.18