Finding the Third Proportional to 47,878.50 and 72,483

Step by Step Solution

1. Step 1: Write the proportion equation
   47,878.50 : 72,483 = 72,483 : x
2. Step 2: Convert to fraction form
   47,878.50/72,483 = 72,483/x
3. Step 3: Cross multiply
   47,878.50x = 72,483 × 72,483
4. Step 4: Simplify right side
   47,878.50x = 5,253,785,289
5. Step 5: Solve for x
   x = 5,253,785,289/47,878.50
6. Step 6: Final answer
   x = 109,731.62