Finding the Third Proportional to 235,074 and 515,215.50

Step by Step Solution

1. Step 1: Write the proportion equation
   235,074 : 515,215.50 = 515,215.50 : x
2. Step 2: Convert to fraction form
   235,074/515,215.50 = 515,215.50/x
3. Step 3: Cross multiply
   235,074x = 515,215.50 × 515,215.50
4. Step 4: Simplify right side
   235,074x = 265,447,011,440.25
5. Step 5: Solve for x
   x = 265,447,011,440.25/235,074
6. Step 6: Final answer
   x = 1,129,206.17