Finding the Third Proportional to 235,413 and 512,863.50

Step by Step Solution

1. Step 1: Write the proportion equation
   235,413 : 512,863.50 = 512,863.50 : x
2. Step 2: Convert to fraction form
   235,413/512,863.50 = 512,863.50/x
3. Step 3: Cross multiply
   235,413x = 512,863.50 × 512,863.50
4. Step 4: Simplify right side
   235,413x = 263,028,969,632.25
5. Step 5: Solve for x
   x = 263,028,969,632.25/235,413
6. Step 6: Final answer
   x = 1,117,308.60