Finding the Third Proportional to 54,841.50 and 80,165.25

Step by Step Solution

1. Step 1: Write the proportion equation
   54,841.50 : 80,165.25 = 80,165.25 : x
2. Step 2: Convert to fraction form
   54,841.50/80,165.25 = 80,165.25/x
3. Step 3: Cross multiply
   54,841.50x = 80,165.25 × 80,165.25
4. Step 4: Simplify right side
   54,841.50x = 6,426,467,307.56
5. Step 5: Solve for x
   x = 6,426,467,307.56/54,841.50
6. Step 6: Final answer
   x = 117,182.56