Finding the Fourth Proportional to 16,827.31, 23,221.41 and 9,656.93

Step by Step Solution

1. Step 1: Write the proportion equation
   16,827.31 : 23,221.41 = 9,656.93 : x
2. Step 2: Convert to fraction form
   16,827.31/23,221.41 = 9,656.93/x
3. Step 3: Cross multiply
   16,827.31x = 23,221.41 × 9,656.93
4. Step 4: Simplify right side
   16,827.31x = 224,247,607.03
5. Step 5: Solve for x
   x = 224,247,607.03/16,827.31
6. Step 6: Final answer
   x = 13,326.41