Finding the Third Proportional to 18,076.92 and 37,520.72

Step by Step Solution

1. Step 1: Write the proportion equation
   18,076.92 : 37,520.72 = 37,520.72 : x
2. Step 2: Convert to fraction form
   18,076.92/37,520.72 = 37,520.72/x
3. Step 3: Cross multiply
   18,076.92x = 37,520.72 × 37,520.72
4. Step 4: Simplify right side
   18,076.92x = 1,407,804,335.52
5. Step 5: Solve for x
   x = 1,407,804,335.52/18,076.92
6. Step 6: Final answer
   x = 77,878.54