Finding the Third Proportional to 691,270 and 1,437,722

Step by Step Solution

1. Step 1: Write the proportion equation
   691,270 : 1,437,722 = 1,437,722 : x
2. Step 2: Convert to fraction form
   691,270/1,437,722 = 1,437,722/x
3. Step 3: Cross multiply
   691,270x = 1,437,722 × 1,437,722
4. Step 4: Simplify right side
   691,270x = 2,067,044,549,284
5. Step 5: Solve for x
   x = 2,067,044,549,284/691,270
6. Step 6: Final answer
   x = 2,990,213.01