Finding the Third Proportional to 194,377.50 and 317,403

Step by Step Solution

1. Step 1: Write the proportion equation
   194,377.50 : 317,403 = 317,403 : x
2. Step 2: Convert to fraction form
   194,377.50/317,403 = 317,403/x
3. Step 3: Cross multiply
   194,377.50x = 317,403 × 317,403
4. Step 4: Simplify right side
   194,377.50x = 100,744,664,409
5. Step 5: Solve for x
   x = 100,744,664,409/194,377.50
6. Step 6: Final answer
   x = 518,293.86