Finding the Third Proportional to 13,006 and 30,691

Step by Step Solution

1. Step 1: Write the proportion equation
   13,006 : 30,691 = 30,691 : x
2. Step 2: Convert to fraction form
   13,006/30,691 = 30,691/x
3. Step 3: Cross multiply
   13,006x = 30,691 × 30,691
4. Step 4: Simplify right side
   13,006x = 941,937,481
5. Step 5: Solve for x
   x = 941,937,481/13,006
6. Step 6: Final answer
   x = 72,423.30