Finding the Third Proportional to 1,005,555 and 1,406,575.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,005,555 : 1,406,575.50 = 1,406,575.50 : x
2. Step 2: Convert to fraction form
   1,005,555/1,406,575.50 = 1,406,575.50/x
3. Step 3: Cross multiply
   1,005,555x = 1,406,575.50 × 1,406,575.50
4. Step 4: Simplify right side
   1,005,555x = 1,978,454,637,200.25
5. Step 5: Solve for x
   x = 1,978,454,637,200.25/1,005,555
6. Step 6: Final answer
   x = 1,967,525.04