Finding the Third Proportional to 458,243 and 1,006,144

Step by Step Solution

1. Step 1: Write the proportion equation
   458,243 : 1,006,144 = 1,006,144 : x
2. Step 2: Convert to fraction form
   458,243/1,006,144 = 1,006,144/x
3. Step 3: Cross multiply
   458,243x = 1,006,144 × 1,006,144
4. Step 4: Simplify right side
   458,243x = 1,012,325,748,736
5. Step 5: Solve for x
   x = 1,012,325,748,736/458,243
6. Step 6: Final answer
   x = 2,209,146.13