Finding the Third Proportional to 33,518.81 and 49,351.78

Step by Step Solution

1. Step 1: Write the proportion equation
   33,518.81 : 49,351.78 = 49,351.78 : x
2. Step 2: Convert to fraction form
   33,518.81/49,351.78 = 49,351.78/x
3. Step 3: Cross multiply
   33,518.81x = 49,351.78 × 49,351.78
4. Step 4: Simplify right side
   33,518.81x = 2,435,598,312.55
5. Step 5: Solve for x
   x = 2,435,598,312.55/33,518.81
6. Step 6: Final answer
   x = 72,663.62