Finding the Third Proportional to 37,321 and 80,658

Step by Step Solution

1. Step 1: Write the proportion equation
   37,321 : 80,658 = 80,658 : x
2. Step 2: Convert to fraction form
   37,321/80,658 = 80,658/x
3. Step 3: Cross multiply
   37,321x = 80,658 × 80,658
4. Step 4: Simplify right side
   37,321x = 6,505,712,964
5. Step 5: Solve for x
   x = 6,505,712,964/37,321
6. Step 6: Final answer
   x = 174,317.76