Finding the Third Proportional to 170,350.50 and 358,356

Step by Step Solution

1. Step 1: Write the proportion equation
   170,350.50 : 358,356 = 358,356 : x
2. Step 2: Convert to fraction form
   170,350.50/358,356 = 358,356/x
3. Step 3: Cross multiply
   170,350.50x = 358,356 × 358,356
4. Step 4: Simplify right side
   170,350.50x = 128,419,022,736
5. Step 5: Solve for x
   x = 128,419,022,736/170,350.50
6. Step 6: Final answer
   x = 753,851.75