Finding the Third Proportional to 31,612 and 69,056

Step by Step Solution

1. Step 1: Write the proportion equation
   31,612 : 69,056 = 69,056 : x
2. Step 2: Convert to fraction form
   31,612/69,056 = 69,056/x
3. Step 3: Cross multiply
   31,612x = 69,056 × 69,056
4. Step 4: Simplify right side
   31,612x = 4,768,731,136
5. Step 5: Solve for x
   x = 4,768,731,136/31,612
6. Step 6: Final answer
   x = 150,851.93