Finding the Third Proportional to 13,867.31 and 30,326.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,867.31 : 30,326.63 = 30,326.63 : x
2. Step 2: Convert to fraction form
   13,867.31/30,326.63 = 30,326.63/x
3. Step 3: Cross multiply
   13,867.31x = 30,326.63 × 30,326.63
4. Step 4: Simplify right side
   13,867.31x = 919,704,183.89
5. Step 5: Solve for x
   x = 919,704,183.89/13,867.31
6. Step 6: Final answer
   x = 66,321.73