Finding the Third Proportional to 36,820.20 and 53,792.23

Step by Step Solution

1. Step 1: Write the proportion equation
   36,820.20 : 53,792.23 = 53,792.23 : x
2. Step 2: Convert to fraction form
   36,820.20/53,792.23 = 53,792.23/x
3. Step 3: Cross multiply
   36,820.20x = 53,792.23 × 53,792.23
4. Step 4: Simplify right side
   36,820.20x = 2,893,603,638.55
5. Step 5: Solve for x
   x = 2,893,603,638.55/36,820.20
6. Step 6: Final answer
   x = 78,587.41