Finding the Third Proportional to 55,820.50 and 75,800

Step by Step Solution

1. Step 1: Write the proportion equation
   55,820.50 : 75,800 = 75,800 : x
2. Step 2: Convert to fraction form
   55,820.50/75,800 = 75,800/x
3. Step 3: Cross multiply
   55,820.50x = 75,800 × 75,800
4. Step 4: Simplify right side
   55,820.50x = 5,745,640,000
5. Step 5: Solve for x
   x = 5,745,640,000/55,820.50
6. Step 6: Final answer
   x = 102,930.64