Finding the Third Proportional to 235,034.50 and 342,708

Step by Step Solution

1. Step 1: Write the proportion equation
   235,034.50 : 342,708 = 342,708 : x
2. Step 2: Convert to fraction form
   235,034.50/342,708 = 342,708/x
3. Step 3: Cross multiply
   235,034.50x = 342,708 × 342,708
4. Step 4: Simplify right side
   235,034.50x = 117,448,773,264
5. Step 5: Solve for x
   x = 117,448,773,264/235,034.50
6. Step 6: Final answer
   x = 499,708.65