Finding the Third Proportional to 672,354 and 1,456,785

Step by Step Solution

1. Step 1: Write the proportion equation
   672,354 : 1,456,785 = 1,456,785 : x
2. Step 2: Convert to fraction form
   672,354/1,456,785 = 1,456,785/x
3. Step 3: Cross multiply
   672,354x = 1,456,785 × 1,456,785
4. Step 4: Simplify right side
   672,354x = 2,122,222,536,225
5. Step 5: Solve for x
   x = 2,122,222,536,225/672,354
6. Step 6: Final answer
   x = 3,156,406.50