Finding the Third Proportional to 53,328 and 116,700

Step by Step Solution

1. Step 1: Write the proportion equation
   53,328 : 116,700 = 116,700 : x
2. Step 2: Convert to fraction form
   53,328/116,700 = 116,700/x
3. Step 3: Cross multiply
   53,328x = 116,700 × 116,700
4. Step 4: Simplify right side
   53,328x = 13,618,890,000
5. Step 5: Solve for x
   x = 13,618,890,000/53,328
6. Step 6: Final answer
   x = 255,379.73