Finding the Third Proportional to 14,718 and 31,783.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,718 : 31,783.50 = 31,783.50 : x
2. Step 2: Convert to fraction form
   14,718/31,783.50 = 31,783.50/x
3. Step 3: Cross multiply
   14,718x = 31,783.50 × 31,783.50
4. Step 4: Simplify right side
   14,718x = 1,010,190,872.25
5. Step 5: Solve for x
   x = 1,010,190,872.25/14,718
6. Step 6: Final answer
   x = 68,636.42