Finding the Third Proportional to 1,115,584 and 2,297,188

Step by Step Solution

1. Step 1: Write the proportion equation
   1,115,584 : 2,297,188 = 2,297,188 : x
2. Step 2: Convert to fraction form
   1,115,584/2,297,188 = 2,297,188/x
3. Step 3: Cross multiply
   1,115,584x = 2,297,188 × 2,297,188
4. Step 4: Simplify right side
   1,115,584x = 5,277,072,707,344
5. Step 5: Solve for x
   x = 5,277,072,707,344/1,115,584
6. Step 6: Final answer
   x = 4,730,323.05