Finding the Third Proportional to 1,005,544 and 1,406,560

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,544 : 1,406,560 = 1,406,560 : x
2. Step 2: Convert to fraction form
   1,005,544/1,406,560 = 1,406,560/x
3. Step 3: Cross multiply
   1,005,544x = 1,406,560 × 1,406,560
4. Step 4: Simplify right side
   1,005,544x = 1,978,411,033,600
5. Step 5: Solve for x
   x = 1,978,411,033,600/1,005,544
6. Step 6: Final answer
   x = 1,967,503.20