Finding the Fourth Proportional to 52,520.78, 72,480.60 and 29,863.58

Step by Step Solution

1. Step 1: Write the proportion equation
   52,520.78 : 72,480.60 = 29,863.58 : x
2. Step 2: Convert to fraction form
   52,520.78/72,480.60 = 29,863.58/x
3. Step 3: Cross multiply
   52,520.78x = 72,480.60 × 29,863.58
4. Step 4: Simplify right side
   52,520.78x = 2,164,530,196.55
5. Step 5: Solve for x
   x = 2,164,530,196.55/52,520.78
6. Step 6: Final answer
   x = 41,212.83