Finding the Fourth Proportional to 81,793.33, 122,686.52 and 25,632.20

Step by Step Solution

1. Step 1: Write the proportion equation
   81,793.33 : 122,686.52 = 25,632.20 : x
2. Step 2: Convert to fraction form
   81,793.33/122,686.52 = 25,632.20/x
3. Step 3: Cross multiply
   81,793.33x = 122,686.52 × 25,632.20
4. Step 4: Simplify right side
   81,793.33x = 3,144,724,906.39
5. Step 5: Solve for x
   x = 3,144,724,906.39/81,793.33
6. Step 6: Final answer
   x = 38,447.21