Finding the Third Proportional to 1,159,134 and 2,489,665

Step by Step Solution

1. Step 1: Write the proportion equation
   1,159,134 : 2,489,665 = 2,489,665 : x
2. Step 2: Convert to fraction form
   1,159,134/2,489,665 = 2,489,665/x
3. Step 3: Cross multiply
   1,159,134x = 2,489,665 × 2,489,665
4. Step 4: Simplify right side
   1,159,134x = 6,198,431,812,225
5. Step 5: Solve for x
   x = 6,198,431,812,225/1,159,134
6. Step 6: Final answer
   x = 5,347,467.86