Finding the Third Proportional to 653,274 and 1,406,664

Step by Step Solution

1. Step 1: Write the proportion equation
   653,274 : 1,406,664 = 1,406,664 : x
2. Step 2: Convert to fraction form
   653,274/1,406,664 = 1,406,664/x
3. Step 3: Cross multiply
   653,274x = 1,406,664 × 1,406,664
4. Step 4: Simplify right side
   653,274x = 1,978,703,608,896
5. Step 5: Solve for x
   x = 1,978,703,608,896/653,274
6. Step 6: Final answer
   x = 3,028,903.05