Finding the Third Proportional to 2,187,499 and 3,423,726

Step by Step Solution

1. Step 1: Write the proportion equation
   2,187,499 : 3,423,726 = 3,423,726 : x
2. Step 2: Convert to fraction form
   2,187,499/3,423,726 = 3,423,726/x
3. Step 3: Cross multiply
   2,187,499x = 3,423,726 × 3,423,726
4. Step 4: Simplify right side
   2,187,499x = 11,721,899,723,076
5. Step 5: Solve for x
   x = 11,721,899,723,076/2,187,499
6. Step 6: Final answer
   x = 5,358,585.18