Finding the Fourth Proportional to 52,743.41, 72,785.98 and 28,871.59

Step by Step Solution

1. Step 1: Write the proportion equation
   52,743.41 : 72,785.98 = 28,871.59 : x
2. Step 2: Convert to fraction form
   52,743.41/72,785.98 = 28,871.59/x
3. Step 3: Cross multiply
   52,743.41x = 72,785.98 × 28,871.59
4. Step 4: Simplify right side
   52,743.41x = 2,101,446,900.13
5. Step 5: Solve for x
   x = 2,101,446,900.13/52,743.41
6. Step 6: Final answer
   x = 39,842.84