Finding the Third Proportional to 18,211.25 and 37,090.75

Step by Step Solution

1. Step 1: Write the proportion equation
   18,211.25 : 37,090.75 = 37,090.75 : x
2. Step 2: Convert to fraction form
   18,211.25/37,090.75 = 37,090.75/x
3. Step 3: Cross multiply
   18,211.25x = 37,090.75 × 37,090.75
4. Step 4: Simplify right side
   18,211.25x = 1,375,723,735.56
5. Step 5: Solve for x
   x = 1,375,723,735.56/18,211.25
6. Step 6: Final answer
   x = 75,542.52