Finding the Third Proportional to 59,121 and 70,056

Step by Step Solution

1. Step 1: Write the proportion equation
   59,121 : 70,056 = 70,056 : x
2. Step 2: Convert to fraction form
   59,121/70,056 = 70,056/x
3. Step 3: Cross multiply
   59,121x = 70,056 × 70,056
4. Step 4: Simplify right side
   59,121x = 4,907,843,136
5. Step 5: Solve for x
   x = 4,907,843,136/59,121
6. Step 6: Final answer
   x = 83,013.53