Finding the Third Proportional to 610,215 and 1,262,862

Step by Step Solution

1. Step 1: Write the proportion equation
   610,215 : 1,262,862 = 1,262,862 : x
2. Step 2: Convert to fraction form
   610,215/1,262,862 = 1,262,862/x
3. Step 3: Cross multiply
   610,215x = 1,262,862 × 1,262,862
4. Step 4: Simplify right side
   610,215x = 1,594,820,431,044
5. Step 5: Solve for x
   x = 1,594,820,431,044/610,215
6. Step 6: Final answer
   x = 2,613,538.56