Finding the Third Proportional to 1,698,437 and 2,606,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,698,437 : 2,606,624 = 2,606,624 : x
2. Step 2: Convert to fraction form
   1,698,437/2,606,624 = 2,606,624/x
3. Step 3: Cross multiply
   1,698,437x = 2,606,624 × 2,606,624
4. Step 4: Simplify right side
   1,698,437x = 6,794,488,677,376
5. Step 5: Solve for x
   x = 6,794,488,677,376/1,698,437
6. Step 6: Final answer
   x = 4,000,436.09