Finding the Third Proportional to 112,135.50 and 171,486

Step by Step Solution

1. Step 1: Write the proportion equation
   112,135.50 : 171,486 = 171,486 : x
2. Step 2: Convert to fraction form
   112,135.50/171,486 = 171,486/x
3. Step 3: Cross multiply
   112,135.50x = 171,486 × 171,486
4. Step 4: Simplify right side
   112,135.50x = 29,407,448,196
5. Step 5: Solve for x
   x = 29,407,448,196/112,135.50
6. Step 6: Final answer
   x = 262,249.23