Finding the Third Proportional to 53,116.50 and 114,945

Step by Step Solution

1. Step 1: Write the proportion equation
   53,116.50 : 114,945 = 114,945 : x
2. Step 2: Convert to fraction form
   53,116.50/114,945 = 114,945/x
3. Step 3: Cross multiply
   53,116.50x = 114,945 × 114,945
4. Step 4: Simplify right side
   53,116.50x = 13,212,353,025
5. Step 5: Solve for x
   x = 13,212,353,025/53,116.50
6. Step 6: Final answer
   x = 248,742.91