Finding the Third Proportional to 17,157 and 37,221

Step by Step Solution

1. Step 1: Write the proportion equation
   17,157 : 37,221 = 37,221 : x
2. Step 2: Convert to fraction form
   17,157/37,221 = 37,221/x
3. Step 3: Cross multiply
   17,157x = 37,221 × 37,221
4. Step 4: Simplify right side
   17,157x = 1,385,402,841
5. Step 5: Solve for x
   x = 1,385,402,841/17,157
6. Step 6: Final answer
   x = 80,748.55