Finding the Third Proportional to 54,307.50 and 115,170

Step by Step Solution

1. Step 1: Write the proportion equation
   54,307.50 : 115,170 = 115,170 : x
2. Step 2: Convert to fraction form
   54,307.50/115,170 = 115,170/x
3. Step 3: Cross multiply
   54,307.50x = 115,170 × 115,170
4. Step 4: Simplify right side
   54,307.50x = 13,264,128,900
5. Step 5: Solve for x
   x = 13,264,128,900/54,307.50
6. Step 6: Final answer
   x = 244,241.20