Finding the Third Proportional to 530,226 and 803,061

Step by Step Solution

1. Step 1: Write the proportion equation
   530,226 : 803,061 = 803,061 : x
2. Step 2: Convert to fraction form
   530,226/803,061 = 803,061/x
3. Step 3: Cross multiply
   530,226x = 803,061 × 803,061
4. Step 4: Simplify right side
   530,226x = 644,906,969,721
5. Step 5: Solve for x
   x = 644,906,969,721/530,226
6. Step 6: Final answer
   x = 1,216,286.96