Finding the Third Proportional to 168,081.75 and 266,274

Step by Step Solution

1. Step 1: Write the proportion equation
   168,081.75 : 266,274 = 266,274 : x
2. Step 2: Convert to fraction form
   168,081.75/266,274 = 266,274/x
3. Step 3: Cross multiply
   168,081.75x = 266,274 × 266,274
4. Step 4: Simplify right side
   168,081.75x = 70,901,843,076
5. Step 5: Solve for x
   x = 70,901,843,076/168,081.75
6. Step 6: Final answer
   x = 421,829.51