Finding the Third Proportional to 581,234 and 1,231,612

Step by Step Solution

1. Step 1: Write the proportion equation
   581,234 : 1,231,612 = 1,231,612 : x
2. Step 2: Convert to fraction form
   581,234/1,231,612 = 1,231,612/x
3. Step 3: Cross multiply
   581,234x = 1,231,612 × 1,231,612
4. Step 4: Simplify right side
   581,234x = 1,516,868,118,544
5. Step 5: Solve for x
   x = 1,516,868,118,544/581,234
6. Step 6: Final answer
   x = 2,609,737.42