Finding the Third Proportional to 54,090.50 and 115,654

Step by Step Solution

1. Step 1: Write the proportion equation
   54,090.50 : 115,654 = 115,654 : x
2. Step 2: Convert to fraction form
   54,090.50/115,654 = 115,654/x
3. Step 3: Cross multiply
   54,090.50x = 115,654 × 115,654
4. Step 4: Simplify right side
   54,090.50x = 13,375,847,716
5. Step 5: Solve for x
   x = 13,375,847,716/54,090.50
6. Step 6: Final answer
   x = 247,286.45