Finding the Third Proportional to 14,631.89 and 31,086.28

Step by Step Solution

1. Step 1: Write the proportion equation
   14,631.89 : 31,086.28 = 31,086.28 : x
2. Step 2: Convert to fraction form
   14,631.89/31,086.28 = 31,086.28/x
3. Step 3: Cross multiply
   14,631.89x = 31,086.28 × 31,086.28
4. Step 4: Simplify right side
   14,631.89x = 966,356,881.95
5. Step 5: Solve for x
   x = 966,356,881.95/14,631.89
6. Step 6: Final answer
   x = 66,044.57