Finding the Third Proportional to 607,349 and 1,406,039

Step by Step Solution

1. Step 1: Write the proportion equation
   607,349 : 1,406,039 = 1,406,039 : x
2. Step 2: Convert to fraction form
   607,349/1,406,039 = 1,406,039/x
3. Step 3: Cross multiply
   607,349x = 1,406,039 × 1,406,039
4. Step 4: Simplify right side
   607,349x = 1,976,945,669,521
5. Step 5: Solve for x
   x = 1,976,945,669,521/607,349
6. Step 6: Final answer
   x = 3,255,040.63