Finding the Fourth Proportional to 52,256.91, 72,113.34 and 28,383.06

Step by Step Solution

1. Step 1: Write the proportion equation
   52,256.91 : 72,113.34 = 28,383.06 : x
2. Step 2: Convert to fraction form
   52,256.91/72,113.34 = 28,383.06/x
3. Step 3: Cross multiply
   52,256.91x = 72,113.34 × 28,383.06
4. Step 4: Simplify right side
   52,256.91x = 2,046,797,256.02
5. Step 5: Solve for x
   x = 2,046,797,256.02/52,256.91
6. Step 6: Final answer
   x = 39,167.97