Finding the Third Proportional to 18,240.19 and 42,001.03

Step by Step Solution

1. Step 1: Write the proportion equation
   18,240.19 : 42,001.03 = 42,001.03 : x
2. Step 2: Convert to fraction form
   18,240.19/42,001.03 = 42,001.03/x
3. Step 3: Cross multiply
   18,240.19x = 42,001.03 × 42,001.03
4. Step 4: Simplify right side
   18,240.19x = 1,764,086,626.06
5. Step 5: Solve for x
   x = 1,764,086,626.06/18,240.19
6. Step 6: Final answer
   x = 96,714.28