Finding the Third Proportional to 85,500 and 187,092

Step by Step Solution

1. Step 1: Write the proportion equation
   85,500 : 187,092 = 187,092 : x
2. Step 2: Convert to fraction form
   85,500/187,092 = 187,092/x
3. Step 3: Cross multiply
   85,500x = 187,092 × 187,092
4. Step 4: Simplify right side
   85,500x = 35,003,416,464
5. Step 5: Solve for x
   x = 35,003,416,464/85,500
6. Step 6: Final answer
   x = 409,396.68