Finding the Third Proportional to 235,404 and 518,314.50

Step by Step Solution

1. Step 1: Write the proportion equation
   235,404 : 518,314.50 = 518,314.50 : x
2. Step 2: Convert to fraction form
   235,404/518,314.50 = 518,314.50/x
3. Step 3: Cross multiply
   235,404x = 518,314.50 × 518,314.50
4. Step 4: Simplify right side
   235,404x = 268,649,920,910.25
5. Step 5: Solve for x
   x = 268,649,920,910.25/235,404
6. Step 6: Final answer
   x = 1,141,229.21