Finding the Third Proportional to 666,310 and 1,456,892

Step by Step Solution

1. Step 1: Write the proportion equation
   666,310 : 1,456,892 = 1,456,892 : x
2. Step 2: Convert to fraction form
   666,310/1,456,892 = 1,456,892/x
3. Step 3: Cross multiply
   666,310x = 1,456,892 × 1,456,892
4. Step 4: Simplify right side
   666,310x = 2,122,534,299,664
5. Step 5: Solve for x
   x = 2,122,534,299,664/666,310
6. Step 6: Final answer
   x = 3,185,505.70