Finding the Third Proportional to 276,214.50 and 605,124

Step by Step Solution

1. Step 1: Write the proportion equation
   276,214.50 : 605,124 = 605,124 : x
2. Step 2: Convert to fraction form
   276,214.50/605,124 = 605,124/x
3. Step 3: Cross multiply
   276,214.50x = 605,124 × 605,124
4. Step 4: Simplify right side
   276,214.50x = 366,175,055,376
5. Step 5: Solve for x
   x = 366,175,055,376/276,214.50
6. Step 6: Final answer
   x = 1,325,690.92