Finding the Third Proportional to 173,151 and 262,021.50

Step by Step Solution

1. Step 1: Write the proportion equation
   173,151 : 262,021.50 = 262,021.50 : x
2. Step 2: Convert to fraction form
   173,151/262,021.50 = 262,021.50/x
3. Step 3: Cross multiply
   173,151x = 262,021.50 × 262,021.50
4. Step 4: Simplify right side
   173,151x = 68,655,266,462.25
5. Step 5: Solve for x
   x = 68,655,266,462.25/173,151
6. Step 6: Final answer
   x = 396,505.17