Finding the Third Proportional to 54,040.50 and 118,114.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,040.50 : 118,114.50 = 118,114.50 : x
2. Step 2: Convert to fraction form
   54,040.50/118,114.50 = 118,114.50/x
3. Step 3: Cross multiply
   54,040.50x = 118,114.50 × 118,114.50
4. Step 4: Simplify right side
   54,040.50x = 13,951,035,110.25
5. Step 5: Solve for x
   x = 13,951,035,110.25/54,040.50
6. Step 6: Final answer
   x = 258,158.88