Finding the Third Proportional to 48,148.50 and 115,986

Step by Step Solution

1. Step 1: Write the proportion equation
   48,148.50 : 115,986 = 115,986 : x
2. Step 2: Convert to fraction form
   48,148.50/115,986 = 115,986/x
3. Step 3: Cross multiply
   48,148.50x = 115,986 × 115,986
4. Step 4: Simplify right side
   48,148.50x = 13,452,752,196
5. Step 5: Solve for x
   x = 13,452,752,196/48,148.50
6. Step 6: Final answer
   x = 279,401.27