Finding the Fourth Proportional to 52,541.72, 72,507.56 and 28,668.48

Step by Step Solution

1. Step 1: Write the proportion equation
   52,541.72 : 72,507.56 = 28,668.48 : x
2. Step 2: Convert to fraction form
   52,541.72/72,507.56 = 28,668.48/x
3. Step 3: Cross multiply
   52,541.72x = 72,507.56 × 28,668.48
4. Step 4: Simplify right side
   52,541.72x = 2,078,681,390.37
5. Step 5: Solve for x
   x = 2,078,681,390.37/52,541.72
6. Step 6: Final answer
   x = 39,562.50