Finding the Third Proportional to 42,162 and 88,221

Step by Step Solution

1. Step 1: Write the proportion equation
   42,162 : 88,221 = 88,221 : x
2. Step 2: Convert to fraction form
   42,162/88,221 = 88,221/x
3. Step 3: Cross multiply
   42,162x = 88,221 × 88,221
4. Step 4: Simplify right side
   42,162x = 7,782,944,841
5. Step 5: Solve for x
   x = 7,782,944,841/42,162
6. Step 6: Final answer
   x = 184,596.20