Finding the Third Proportional to 538,985 and 1,173,592

Step by Step Solution

1. Step 1: Write the proportion equation
   538,985 : 1,173,592 = 1,173,592 : x
2. Step 2: Convert to fraction form
   538,985/1,173,592 = 1,173,592/x
3. Step 3: Cross multiply
   538,985x = 1,173,592 × 1,173,592
4. Step 4: Simplify right side
   538,985x = 1,377,318,182,464
5. Step 5: Solve for x
   x = 1,377,318,182,464/538,985
6. Step 6: Final answer
   x = 2,555,392.42