Finding the Third Proportional to 13,884.38 and 30,470.63

Step by Step Solution

1. Step 1: Write the proportion equation
   13,884.38 : 30,470.63 = 30,470.63 : x
2. Step 2: Convert to fraction form
   13,884.38/30,470.63 = 30,470.63/x
3. Step 3: Cross multiply
   13,884.38x = 30,470.63 × 30,470.63
4. Step 4: Simplify right side
   13,884.38x = 928,458,987.89
5. Step 5: Solve for x
   x = 928,458,987.89/13,884.38
6. Step 6: Final answer
   x = 66,870.78