Finding the Third Proportional to 31,419 and 43,950

Step by Step Solution

1. Step 1: Write the proportion equation
   31,419 : 43,950 = 43,950 : x
2. Step 2: Convert to fraction form
   31,419/43,950 = 43,950/x
3. Step 3: Cross multiply
   31,419x = 43,950 × 43,950
4. Step 4: Simplify right side
   31,419x = 1,931,602,500
5. Step 5: Solve for x
   x = 1,931,602,500/31,419
6. Step 6: Final answer
   x = 61,478.80