Finding the Third Proportional to 749,630 and 1,606,396

Step by Step Solution

1. Step 1: Write the proportion equation
   749,630 : 1,606,396 = 1,606,396 : x
2. Step 2: Convert to fraction form
   749,630/1,606,396 = 1,606,396/x
3. Step 3: Cross multiply
   749,630x = 1,606,396 × 1,606,396
4. Step 4: Simplify right side
   749,630x = 2,580,508,108,816
5. Step 5: Solve for x
   x = 2,580,508,108,816/749,630
6. Step 6: Final answer
   x = 3,442,375.72