Finding the Third Proportional to 59,474 and 129,892

Step by Step Solution

1. Step 1: Write the proportion equation
   59,474 : 129,892 = 129,892 : x
2. Step 2: Convert to fraction form
   59,474/129,892 = 129,892/x
3. Step 3: Cross multiply
   59,474x = 129,892 × 129,892
4. Step 4: Simplify right side
   59,474x = 16,871,931,664
5. Step 5: Solve for x
   x = 16,871,931,664/59,474
6. Step 6: Final answer
   x = 283,685.84