Finding the Third Proportional to 53,321.50 and 116,687

Step by Step Solution

1. Step 1: Write the proportion equation
   53,321.50 : 116,687 = 116,687 : x
2. Step 2: Convert to fraction form
   53,321.50/116,687 = 116,687/x
3. Step 3: Cross multiply
   53,321.50x = 116,687 × 116,687
4. Step 4: Simplify right side
   53,321.50x = 13,615,855,969
5. Step 5: Solve for x
   x = 13,615,855,969/53,321.50
6. Step 6: Final answer
   x = 255,353.96