Finding the Third Proportional to 367,108 and 753,978

Step by Step Solution

1. Step 1: Write the proportion equation
   367,108 : 753,978 = 753,978 : x
2. Step 2: Convert to fraction form
   367,108/753,978 = 753,978/x
3. Step 3: Cross multiply
   367,108x = 753,978 × 753,978
4. Step 4: Simplify right side
   367,108x = 568,482,824,484
5. Step 5: Solve for x
   x = 568,482,824,484/367,108
6. Step 6: Final answer
   x = 1,548,543.82