Finding the Third Proportional to 12,810 and 28,050

Step by Step Solution

1. Step 1: Write the proportion equation
   12,810 : 28,050 = 28,050 : x
2. Step 2: Convert to fraction form
   12,810/28,050 = 28,050/x
3. Step 3: Cross multiply
   12,810x = 28,050 × 28,050
4. Step 4: Simplify right side
   12,810x = 786,802,500
5. Step 5: Solve for x
   x = 786,802,500/12,810
6. Step 6: Final answer
   x = 61,420.96