Finding the Third Proportional to 226,111.50 and 491,589

Step by Step Solution

1. Step 1: Write the proportion equation
   226,111.50 : 491,589 = 491,589 : x
2. Step 2: Convert to fraction form
   226,111.50/491,589 = 491,589/x
3. Step 3: Cross multiply
   226,111.50x = 491,589 × 491,589
4. Step 4: Simplify right side
   226,111.50x = 241,659,744,921
5. Step 5: Solve for x
   x = 241,659,744,921/226,111.50
6. Step 6: Final answer
   x = 1,068,763.62