Finding the Third Proportional to 749,632 and 1,606,400

Step by Step Solution

1. Step 1: Write the proportion equation
   749,632 : 1,606,400 = 1,606,400 : x
2. Step 2: Convert to fraction form
   749,632/1,606,400 = 1,606,400/x
3. Step 3: Cross multiply
   749,632x = 1,606,400 × 1,606,400
4. Step 4: Simplify right side
   749,632x = 2,580,520,960,000
5. Step 5: Solve for x
   x = 2,580,520,960,000/749,632
6. Step 6: Final answer
   x = 3,442,383.68