Finding the Third Proportional to 24,300 and 31,050

Step by Step Solution

1. Step 1: Write the proportion equation
   24,300 : 31,050 = 31,050 : x
2. Step 2: Convert to fraction form
   24,300/31,050 = 31,050/x
3. Step 3: Cross multiply
   24,300x = 31,050 × 31,050
4. Step 4: Simplify right side
   24,300x = 964,102,500
5. Step 5: Solve for x
   x = 964,102,500/24,300
6. Step 6: Final answer
   x = 39,675