Finding the Third Proportional to 56,047.50 and 117,288

Step by Step Solution

1. Step 1: Write the proportion equation
   56,047.50 : 117,288 = 117,288 : x
2. Step 2: Convert to fraction form
   56,047.50/117,288 = 117,288/x
3. Step 3: Cross multiply
   56,047.50x = 117,288 × 117,288
4. Step 4: Simplify right side
   56,047.50x = 13,756,474,944
5. Step 5: Solve for x
   x = 13,756,474,944/56,047.50
6. Step 6: Final answer
   x = 245,443.15