Finding the Third Proportional to 2,278,818 and 3,527,406

Step by Step Solution

1. Step 1: Write the proportion equation
   2,278,818 : 3,527,406 = 3,527,406 : x
2. Step 2: Convert to fraction form
   2,278,818/3,527,406 = 3,527,406/x
3. Step 3: Cross multiply
   2,278,818x = 3,527,406 × 3,527,406
4. Step 4: Simplify right side
   2,278,818x = 12,442,593,088,836
5. Step 5: Solve for x
   x = 12,442,593,088,836/2,278,818
6. Step 6: Final answer
   x = 5,460,108.31