Finding the Third Proportional to 15,487.25 and 33,940

Step by Step Solution

1. Step 1: Write the proportion equation
   15,487.25 : 33,940 = 33,940 : x
2. Step 2: Convert to fraction form
   15,487.25/33,940 = 33,940/x
3. Step 3: Cross multiply
   15,487.25x = 33,940 × 33,940
4. Step 4: Simplify right side
   15,487.25x = 1,151,923,600
5. Step 5: Solve for x
   x = 1,151,923,600/15,487.25
6. Step 6: Final answer
   x = 74,378.83