Finding the Fourth Proportional to 41,814.69, 57,655.63 and 28,394.61

Step by Step Solution

1. Step 1: Write the proportion equation
   41,814.69 : 57,655.63 = 28,394.61 : x
2. Step 2: Convert to fraction form
   41,814.69/57,655.63 = 28,394.61/x
3. Step 3: Cross multiply
   41,814.69x = 57,655.63 × 28,394.61
4. Step 4: Simplify right side
   41,814.69x = 1,637,109,128.15
5. Step 5: Solve for x
   x = 1,637,109,128.15/41,814.69
6. Step 6: Final answer
   x = 39,151.53