Finding the Third Proportional to 15,271.50 and 31,818

Step by Step Solution

1. Step 1: Write the proportion equation
   15,271.50 : 31,818 = 31,818 : x
2. Step 2: Convert to fraction form
   15,271.50/31,818 = 31,818/x
3. Step 3: Cross multiply
   15,271.50x = 31,818 × 31,818
4. Step 4: Simplify right side
   15,271.50x = 1,012,385,124
5. Step 5: Solve for x
   x = 1,012,385,124/15,271.50
6. Step 6: Final answer
   x = 66,292.45