Finding the Third Proportional to 520,805 and 1,141,321

Step by Step Solution

1. Step 1: Write the proportion equation
   520,805 : 1,141,321 = 1,141,321 : x
2. Step 2: Convert to fraction form
   520,805/1,141,321 = 1,141,321/x
3. Step 3: Cross multiply
   520,805x = 1,141,321 × 1,141,321
4. Step 4: Simplify right side
   520,805x = 1,302,613,625,041
5. Step 5: Solve for x
   x = 1,302,613,625,041/520,805
6. Step 6: Final answer
   x = 2,501,154.22