Finding the Third Proportional to 27,558 and 57,240

Step by Step Solution

1. Step 1: Write the proportion equation
   27,558 : 57,240 = 57,240 : x
2. Step 2: Convert to fraction form
   27,558/57,240 = 57,240/x
3. Step 3: Cross multiply
   27,558x = 57,240 × 57,240
4. Step 4: Simplify right side
   27,558x = 3,276,417,600
5. Step 5: Solve for x
   x = 3,276,417,600/27,558
6. Step 6: Final answer
   x = 118,891.70