Finding the Third Proportional to 820,135 and 1,104,061

Step by Step Solution

1. Step 1: Write the proportion equation
   820,135 : 1,104,061 = 1,104,061 : x
2. Step 2: Convert to fraction form
   820,135/1,104,061 = 1,104,061/x
3. Step 3: Cross multiply
   820,135x = 1,104,061 × 1,104,061
4. Step 4: Simplify right side
   820,135x = 1,218,950,691,721
5. Step 5: Solve for x
   x = 1,218,950,691,721/820,135
6. Step 6: Final answer
   x = 1,486,280.54