Finding the Fourth Proportional to 11,635.86, 16,052.29 and 7,857.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,635.86 : 16,052.29 = 7,857.82 : x
2. Step 2: Convert to fraction form
   11,635.86/16,052.29 = 7,857.82/x
3. Step 3: Cross multiply
   11,635.86x = 16,052.29 × 7,857.82
4. Step 4: Simplify right side
   11,635.86x = 126,135,945.63
5. Step 5: Solve for x
   x = 126,135,945.63/11,635.86
6. Step 6: Final answer
   x = 10,840.28