Finding the Third Proportional to 57,256 and 88,056

Step by Step Solution

1. Step 1: Write the proportion equation
   57,256 : 88,056 = 88,056 : x
2. Step 2: Convert to fraction form
   57,256/88,056 = 88,056/x
3. Step 3: Cross multiply
   57,256x = 88,056 × 88,056
4. Step 4: Simplify right side
   57,256x = 7,753,859,136
5. Step 5: Solve for x
   x = 7,753,859,136/57,256
6. Step 6: Final answer
   x = 135,424.39