Finding the Fourth Proportional to 17,123.86, 23,630.94 and 9,671.86

Step by Step Solution

1. Step 1: Write the proportion equation
   17,123.86 : 23,630.94 = 9,671.86 : x
2. Step 2: Convert to fraction form
   17,123.86/23,630.94 = 9,671.86/x
3. Step 3: Cross multiply
   17,123.86x = 23,630.94 × 9,671.86
4. Step 4: Simplify right side
   17,123.86x = 228,555,143.35
5. Step 5: Solve for x
   x = 228,555,143.35/17,123.86
6. Step 6: Final answer
   x = 13,347.17