Finding the Third Proportional to 134,562 and 317,200.50

Step by Step Solution

1. Step 1: Write the proportion equation
   134,562 : 317,200.50 = 317,200.50 : x
2. Step 2: Convert to fraction form
   134,562/317,200.50 = 317,200.50/x
3. Step 3: Cross multiply
   134,562x = 317,200.50 × 317,200.50
4. Step 4: Simplify right side
   134,562x = 100,616,157,200.25
5. Step 5: Solve for x
   x = 100,616,157,200.25/134,562
6. Step 6: Final answer
   x = 747,730.84