Finding the Fourth Proportional to 52,778.03, 72,833.94 and 28,906.92

Step by Step Solution

1. Step 1: Write the proportion equation
   52,778.03 : 72,833.94 = 28,906.92 : x
2. Step 2: Convert to fraction form
   52,778.03/72,833.94 = 28,906.92/x
3. Step 3: Cross multiply
   52,778.03x = 72,833.94 × 28,906.92
4. Step 4: Simplify right side
   52,778.03x = 2,105,404,876.86
5. Step 5: Solve for x
   x = 2,105,404,876.86/52,778.03
6. Step 6: Final answer
   x = 39,891.70