Finding the Third Proportional to 236,889.38 and 518,065.50

Step by Step Solution

1. Step 1: Write the proportion equation
   236,889.38 : 518,065.50 = 518,065.50 : x
2. Step 2: Convert to fraction form
   236,889.38/518,065.50 = 518,065.50/x
3. Step 3: Cross multiply
   236,889.38x = 518,065.50 × 518,065.50
4. Step 4: Simplify right side
   236,889.38x = 268,391,862,290.25
5. Step 5: Solve for x
   x = 268,391,862,290.25/236,889.38
6. Step 6: Final answer
   x = 1,132,983.96