Finding the Third Proportional to 35,880 and 55,056

Step by Step Solution

1. Step 1: Write the proportion equation
   35,880 : 55,056 = 55,056 : x
2. Step 2: Convert to fraction form
   35,880/55,056 = 55,056/x
3. Step 3: Cross multiply
   35,880x = 55,056 × 55,056
4. Step 4: Simplify right side
   35,880x = 3,031,163,136
5. Step 5: Solve for x
   x = 3,031,163,136/35,880
6. Step 6: Final answer
   x = 84,480.58