Finding the Third Proportional to 518,454 and 1,078,293.38

Step by Step Solution

1. Step 1: Write the proportion equation
   518,454 : 1,078,293.38 = 1,078,293.38 : x
2. Step 2: Convert to fraction form
   518,454/1,078,293.38 = 1,078,293.38/x
3. Step 3: Cross multiply
   518,454x = 1,078,293.38 × 1,078,293.38
4. Step 4: Simplify right side
   518,454x = 1,162,716,602,568.89
5. Step 5: Solve for x
   x = 1,162,716,602,568.89/518,454
6. Step 6: Final answer
   x = 2,242,661.07