Finding the Third Proportional to 166,171.50 and 362,421

Step by Step Solution

1. Step 1: Write the proportion equation
   166,171.50 : 362,421 = 362,421 : x
2. Step 2: Convert to fraction form
   166,171.50/362,421 = 362,421/x
3. Step 3: Cross multiply
   166,171.50x = 362,421 × 362,421
4. Step 4: Simplify right side
   166,171.50x = 131,348,981,241
5. Step 5: Solve for x
   x = 131,348,981,241/166,171.50
6. Step 6: Final answer
   x = 790,442.29