Finding the Third Proportional to 79,641 and 171,088.50

Step by Step Solution

1. Step 1: Write the proportion equation
   79,641 : 171,088.50 = 171,088.50 : x
2. Step 2: Convert to fraction form
   79,641/171,088.50 = 171,088.50/x
3. Step 3: Cross multiply
   79,641x = 171,088.50 × 171,088.50
4. Step 4: Simplify right side
   79,641x = 29,271,274,832.25
5. Step 5: Solve for x
   x = 29,271,274,832.25/79,641
6. Step 6: Final answer
   x = 367,540.27