Finding the Third Proportional to 485,860 and 1,024,532

Step by Step Solution

1. Step 1: Write the proportion equation
   485,860 : 1,024,532 = 1,024,532 : x
2. Step 2: Convert to fraction form
   485,860/1,024,532 = 1,024,532/x
3. Step 3: Cross multiply
   485,860x = 1,024,532 × 1,024,532
4. Step 4: Simplify right side
   485,860x = 1,049,665,819,024
5. Step 5: Solve for x
   x = 1,049,665,819,024/485,860
6. Step 6: Final answer
   x = 2,160,428.56