Finding the Third Proportional to 538,980 and 1,173,582

Step by Step Solution

1. Step 1: Write the proportion equation
   538,980 : 1,173,582 = 1,173,582 : x
2. Step 2: Convert to fraction form
   538,980/1,173,582 = 1,173,582/x
3. Step 3: Cross multiply
   538,980x = 1,173,582 × 1,173,582
4. Step 4: Simplify right side
   538,980x = 1,377,294,710,724
5. Step 5: Solve for x
   x = 1,377,294,710,724/538,980
6. Step 6: Final answer
   x = 2,555,372.58