Finding the Third Proportional to 134,559 and 317,193.38

Step by Step Solution

1. Step 1: Write the proportion equation
   134,559 : 317,193.38 = 317,193.38 : x
2. Step 2: Convert to fraction form
   134,559/317,193.38 = 317,193.38/x
3. Step 3: Cross multiply
   134,559x = 317,193.38 × 317,193.38
4. Step 4: Simplify right side
   134,559x = 100,611,637,143.89
5. Step 5: Solve for x
   x = 100,611,637,143.89/134,559
6. Step 6: Final answer
   x = 747,713.92