Finding the Third Proportional to 723,414 and 1,588,707

Step by Step Solution

1. Step 1: Write the proportion equation
   723,414 : 1,588,707 = 1,588,707 : x
2. Step 2: Convert to fraction form
   723,414/1,588,707 = 1,588,707/x
3. Step 3: Cross multiply
   723,414x = 1,588,707 × 1,588,707
4. Step 4: Simplify right side
   723,414x = 2,523,989,931,849
5. Step 5: Solve for x
   x = 2,523,989,931,849/723,414
6. Step 6: Final answer
   x = 3,488,997.91