Finding the Third Proportional to 520,418.67 and 1,109,545.59

Step by Step Solution

1. Step 1: Write the proportion equation
   520,418.67 : 1,109,545.59 = 1,109,545.59 : x
2. Step 2: Convert to fraction form
   520,418.67/1,109,545.59 = 1,109,545.59/x
3. Step 3: Cross multiply
   520,418.67x = 1,109,545.59 × 1,109,545.59
4. Step 4: Simplify right side
   520,418.67x = 1,231,091,424,610.04
5. Step 5: Solve for x
   x = 1,231,091,424,610.04/520,418.67
6. Step 6: Final answer
   x = 2,365,578.89