Finding the Fourth Proportional to 52,737.06, 72,776.76 and 28,863.48

Step by Step Solution

1. Step 1: Write the proportion equation
   52,737.06 : 72,776.76 = 28,863.48 : x
2. Step 2: Convert to fraction form
   52,737.06/72,776.76 = 28,863.48/x
3. Step 3: Cross multiply
   52,737.06x = 72,776.76 × 28,863.48
4. Step 4: Simplify right side
   52,737.06x = 2,100,590,556.72
5. Step 5: Solve for x
   x = 2,100,590,556.72/52,737.06
6. Step 6: Final answer
   x = 39,831.39