Finding the Third Proportional to 14,386.50 and 31,388.25

Step by Step Solution

1. Step 1: Write the proportion equation
   14,386.50 : 31,388.25 = 31,388.25 : x
2. Step 2: Convert to fraction form
   14,386.50/31,388.25 = 31,388.25/x
3. Step 3: Cross multiply
   14,386.50x = 31,388.25 × 31,388.25
4. Step 4: Simplify right side
   14,386.50x = 985,222,238.06
5. Step 5: Solve for x
   x = 985,222,238.06/14,386.50
6. Step 6: Final answer
   x = 68,482.41