Finding the Third Proportional to 31,050 and 63,540

Step by Step Solution

1. Step 1: Write the proportion equation
   31,050 : 63,540 = 63,540 : x
2. Step 2: Convert to fraction form
   31,050/63,540 = 63,540/x
3. Step 3: Cross multiply
   31,050x = 63,540 × 63,540
4. Step 4: Simplify right side
   31,050x = 4,037,331,600
5. Step 5: Solve for x
   x = 4,037,331,600/31,050
6. Step 6: Final answer
   x = 130,026.78