Finding the Third Proportional to 540,078 and 1,181,820

Step by Step Solution

1. Step 1: Write the proportion equation
   540,078 : 1,181,820 = 1,181,820 : x
2. Step 2: Convert to fraction form
   540,078/1,181,820 = 1,181,820/x
3. Step 3: Cross multiply
   540,078x = 1,181,820 × 1,181,820
4. Step 4: Simplify right side
   540,078x = 1,396,698,512,400
5. Step 5: Solve for x
   x = 1,396,698,512,400/540,078
6. Step 6: Final answer
   x = 2,586,105.18