Finding the Fourth Proportional to 21,532.69, 29,714.92 and 12,101.23

Step by Step Solution

1. Step 1: Write the proportion equation
   21,532.69 : 29,714.92 = 12,101.23 : x
2. Step 2: Convert to fraction form
   21,532.69/29,714.92 = 12,101.23/x
3. Step 3: Cross multiply
   21,532.69x = 29,714.92 × 12,101.23
4. Step 4: Simplify right side
   21,532.69x = 359,587,081.35
5. Step 5: Solve for x
   x = 359,587,081.35/21,532.69
6. Step 6: Final answer
   x = 16,699.59