Finding the Third Proportional to 534,980 and 1,088,643

Step by Step Solution

1. Step 1: Write the proportion equation
   534,980 : 1,088,643 = 1,088,643 : x
2. Step 2: Convert to fraction form
   534,980/1,088,643 = 1,088,643/x
3. Step 3: Cross multiply
   534,980x = 1,088,643 × 1,088,643
4. Step 4: Simplify right side
   534,980x = 1,185,143,581,449
5. Step 5: Solve for x
   x = 1,185,143,581,449/534,980
6. Step 6: Final answer
   x = 2,215,304.46