Finding the Fourth Proportional to 52,277.86, 72,143.82 and 28,404.52

Step by Step Solution

1. Step 1: Write the proportion equation
   52,277.86 : 72,143.82 = 28,404.52 : x
2. Step 2: Convert to fraction form
   52,277.86/72,143.82 = 28,404.52/x
3. Step 3: Cross multiply
   52,277.86x = 72,143.82 × 28,404.52
4. Step 4: Simplify right side
   52,277.86x = 2,049,210,578.07
5. Step 5: Solve for x
   x = 2,049,210,578.07/52,277.86
6. Step 6: Final answer
   x = 39,198.44