Finding the Fourth Proportional to 21,329.86, 32,003.10 and 8,846.72

Step by Step Solution

1. Step 1: Write the proportion equation
   21,329.86 : 32,003.10 = 8,846.72 : x
2. Step 2: Convert to fraction form
   21,329.86/32,003.10 = 8,846.72/x
3. Step 3: Cross multiply
   21,329.86x = 32,003.10 × 8,846.72
4. Step 4: Simplify right side
   21,329.86x = 283,122,424.83
5. Step 5: Solve for x
   x = 283,122,424.83/21,329.86
6. Step 6: Final answer
   x = 13,273.53