Finding the Third Proportional to 54,099 and 115,996.50

Step by Step Solution

1. Step 1: Write the proportion equation
   54,099 : 115,996.50 = 115,996.50 : x
2. Step 2: Convert to fraction form
   54,099/115,996.50 = 115,996.50/x
3. Step 3: Cross multiply
   54,099x = 115,996.50 × 115,996.50
4. Step 4: Simplify right side
   54,099x = 13,455,188,012.25
5. Step 5: Solve for x
   x = 13,455,188,012.25/54,099
6. Step 6: Final answer
   x = 248,714.17