Finding the Third Proportional to 691,170 and 1,437,502

Step by Step Solution

1. Step 1: Write the proportion equation
   691,170 : 1,437,502 = 1,437,502 : x
2. Step 2: Convert to fraction form
   691,170/1,437,502 = 1,437,502/x
3. Step 3: Cross multiply
   691,170x = 1,437,502 × 1,437,502
4. Step 4: Simplify right side
   691,170x = 2,066,412,000,004
5. Step 5: Solve for x
   x = 2,066,412,000,004/691,170
6. Step 6: Final answer
   x = 2,989,730.46