Finding the Third Proportional to 55,262 and 118,280

Step by Step Solution

1. Step 1: Write the proportion equation
   55,262 : 118,280 = 118,280 : x
2. Step 2: Convert to fraction form
   55,262/118,280 = 118,280/x
3. Step 3: Cross multiply
   55,262x = 118,280 × 118,280
4. Step 4: Simplify right side
   55,262x = 13,990,158,400
5. Step 5: Solve for x
   x = 13,990,158,400/55,262
6. Step 6: Final answer
   x = 253,160.55