Finding the Third Proportional to 76,797.50 and 168,358

Step by Step Solution

1. Step 1: Write the proportion equation
   76,797.50 : 168,358 = 168,358 : x
2. Step 2: Convert to fraction form
   76,797.50/168,358 = 168,358/x
3. Step 3: Cross multiply
   76,797.50x = 168,358 × 168,358
4. Step 4: Simplify right side
   76,797.50x = 28,344,416,164
5. Step 5: Solve for x
   x = 28,344,416,164/76,797.50
6. Step 6: Final answer
   x = 369,079.93