Finding the Third Proportional to 18,315.75 and 37,602

Step by Step Solution

1. Step 1: Write the proportion equation
   18,315.75 : 37,602 = 37,602 : x
2. Step 2: Convert to fraction form
   18,315.75/37,602 = 37,602/x
3. Step 3: Cross multiply
   18,315.75x = 37,602 × 37,602
4. Step 4: Simplify right side
   18,315.75x = 1,413,910,404
5. Step 5: Solve for x
   x = 1,413,910,404/18,315.75
6. Step 6: Final answer
   x = 77,196.42