Finding the Fourth Proportional to 81,609.27, 122,394.77 and 39,468.52

Step by Step Solution

1. Step 1: Write the proportion equation
   81,609.27 : 122,394.77 = 39,468.52 : x
2. Step 2: Convert to fraction form
   81,609.27/122,394.77 = 39,468.52/x
3. Step 3: Cross multiply
   81,609.27x = 122,394.77 × 39,468.52
4. Step 4: Simplify right side
   81,609.27x = 4,830,739,618.32
5. Step 5: Solve for x
   x = 4,830,739,618.32/81,609.27
6. Step 6: Final answer
   x = 59,193.52