Finding the Third Proportional to 13,962.38 and 30,686.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,962.38 : 30,686.63 = 30,686.63 : x
2. Step 2: Convert to fraction form
   13,962.38/30,686.63 = 30,686.63/x
3. Step 3: Cross multiply
   13,962.38x = 30,686.63 × 30,686.63
4. Step 4: Simplify right side
   13,962.38x = 941,668,953.89
5. Step 5: Solve for x
   x = 941,668,953.89/13,962.38
6. Step 6: Final answer
   x = 67,443.32