Finding the Third Proportional to 17,178 and 37,512

Step by Step Solution

1. Step 1: Write the proportion equation
   17,178 : 37,512 = 37,512 : x
2. Step 2: Convert to fraction form
   17,178/37,512 = 37,512/x
3. Step 3: Cross multiply
   17,178x = 37,512 × 37,512
4. Step 4: Simplify right side
   17,178x = 1,407,150,144
5. Step 5: Solve for x
   x = 1,407,150,144/17,178
6. Step 6: Final answer
   x = 81,915.83