Finding the Third Proportional to 55,404 and 118,580

Step by Step Solution

1. Step 1: Write the proportion equation
   55,404 : 118,580 = 118,580 : x
2. Step 2: Convert to fraction form
   55,404/118,580 = 118,580/x
3. Step 3: Cross multiply
   55,404x = 118,580 × 118,580
4. Step 4: Simplify right side
   55,404x = 14,061,216,400
5. Step 5: Solve for x
   x = 14,061,216,400/55,404
6. Step 6: Final answer
   x = 253,794.25