Finding the Third Proportional to 18,020 and 42,088

Step by Step Solution

1. Step 1: Write the proportion equation
   18,020 : 42,088 = 42,088 : x
2. Step 2: Convert to fraction form
   18,020/42,088 = 42,088/x
3. Step 3: Cross multiply
   18,020x = 42,088 × 42,088
4. Step 4: Simplify right side
   18,020x = 1,771,399,744
5. Step 5: Solve for x
   x = 1,771,399,744/18,020
6. Step 6: Final answer
   x = 98,301.87