Finding the Fourth Proportional to 52,309.78, 72,185.98 and 29,650.86

Step by Step Solution

1. Step 1: Write the proportion equation
   52,309.78 : 72,185.98 = 29,650.86 : x
2. Step 2: Convert to fraction form
   52,309.78/72,185.98 = 29,650.86/x
3. Step 3: Cross multiply
   52,309.78x = 72,185.98 × 29,650.86
4. Step 4: Simplify right side
   52,309.78x = 2,140,376,386.94
5. Step 5: Solve for x
   x = 2,140,376,386.94/52,309.78
6. Step 6: Final answer
   x = 40,917.33