Finding the Third Proportional to 90,182 and 140,185

Step by Step Solution

1. Step 1: Write the proportion equation
   90,182 : 140,185 = 140,185 : x
2. Step 2: Convert to fraction form
   90,182/140,185 = 140,185/x
3. Step 3: Cross multiply
   90,182x = 140,185 × 140,185
4. Step 4: Simplify right side
   90,182x = 19,651,834,225
5. Step 5: Solve for x
   x = 19,651,834,225/90,182
6. Step 6: Final answer
   x = 217,913.05