Finding the Third Proportional to 510,796 and 1,121,222

Step by Step Solution

1. Step 1: Write the proportion equation
   510,796 : 1,121,222 = 1,121,222 : x
2. Step 2: Convert to fraction form
   510,796/1,121,222 = 1,121,222/x
3. Step 3: Cross multiply
   510,796x = 1,121,222 × 1,121,222
4. Step 4: Simplify right side
   510,796x = 1,257,138,773,284
5. Step 5: Solve for x
   x = 1,257,138,773,284/510,796
6. Step 6: Final answer
   x = 2,461,136.68