Finding the Third Proportional to 458,340 and 986,892

Step by Step Solution

1. Step 1: Write the proportion equation
   458,340 : 986,892 = 986,892 : x
2. Step 2: Convert to fraction form
   458,340/986,892 = 986,892/x
3. Step 3: Cross multiply
   458,340x = 986,892 × 986,892
4. Step 4: Simplify right side
   458,340x = 973,955,819,664
5. Step 5: Solve for x
   x = 973,955,819,664/458,340
6. Step 6: Final answer
   x = 2,124,963.61