Finding the Third Proportional to 42,085.50 and 90,082

Step by Step Solution

1. Step 1: Write the proportion equation
   42,085.50 : 90,082 = 90,082 : x
2. Step 2: Convert to fraction form
   42,085.50/90,082 = 90,082/x
3. Step 3: Cross multiply
   42,085.50x = 90,082 × 90,082
4. Step 4: Simplify right side
   42,085.50x = 8,114,766,724
5. Step 5: Solve for x
   x = 8,114,766,724/42,085.50
6. Step 6: Final answer
   x = 192,816.21