Finding the Third Proportional to 881,287 and 1,189,065

Step by Step Solution

1. Step 1: Write the proportion equation
   881,287 : 1,189,065 = 1,189,065 : x
2. Step 2: Convert to fraction form
   881,287/1,189,065 = 1,189,065/x
3. Step 3: Cross multiply
   881,287x = 1,189,065 × 1,189,065
4. Step 4: Simplify right side
   881,287x = 1,413,875,574,225
5. Step 5: Solve for x
   x = 1,413,875,574,225/881,287
6. Step 6: Final answer
   x = 1,604,330.46