Finding the Third Proportional to 13,996.13 and 30,722.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,996.13 : 30,722.63 = 30,722.63 : x
2. Step 2: Convert to fraction form
   13,996.13/30,722.63 = 30,722.63/x
3. Step 3: Cross multiply
   13,996.13x = 30,722.63 × 30,722.63
4. Step 4: Simplify right side
   13,996.13x = 943,879,686.89
5. Step 5: Solve for x
   x = 943,879,686.89/13,996.13
6. Step 6: Final answer
   x = 67,438.64