Finding the Fourth Proportional to 81,564.57, 122,326.61 and 22,397.31

Step by Step Solution

1. Step 1: Write the proportion equation
   81,564.57 : 122,326.61 = 22,397.31 : x
2. Step 2: Convert to fraction form
   81,564.57/122,326.61 = 22,397.31/x
3. Step 3: Cross multiply
   81,564.57x = 122,326.61 × 22,397.31
4. Step 4: Simplify right side
   81,564.57x = 2,739,786,893.43
5. Step 5: Solve for x
   x = 2,739,786,893.43/81,564.57
6. Step 6: Final answer
   x = 33,590.40