Finding the Third Proportional to 12,898 and 30,292

Step by Step Solution

1. Step 1: Write the proportion equation
   12,898 : 30,292 = 30,292 : x
2. Step 2: Convert to fraction form
   12,898/30,292 = 30,292/x
3. Step 3: Cross multiply
   12,898x = 30,292 × 30,292
4. Step 4: Simplify right side
   12,898x = 917,605,264
5. Step 5: Solve for x
   x = 917,605,264/12,898
6. Step 6: Final answer
   x = 71,143.22