Finding the Third Proportional to 534,718 and 1,188,980

Step by Step Solution

1. Step 1: Write the proportion equation
   534,718 : 1,188,980 = 1,188,980 : x
2. Step 2: Convert to fraction form
   534,718/1,188,980 = 1,188,980/x
3. Step 3: Cross multiply
   534,718x = 1,188,980 × 1,188,980
4. Step 4: Simplify right side
   534,718x = 1,413,673,440,400
5. Step 5: Solve for x
   x = 1,413,673,440,400/534,718
6. Step 6: Final answer
   x = 2,643,773.80