Finding the Fourth Proportional to 16,714.68, 23,066.55 and 9,160.50

Step by Step Solution

1. Step 1: Write the proportion equation
   16,714.68 : 23,066.55 = 9,160.50 : x
2. Step 2: Convert to fraction form
   16,714.68/23,066.55 = 9,160.50/x
3. Step 3: Cross multiply
   16,714.68x = 23,066.55 × 9,160.50
4. Step 4: Simplify right side
   16,714.68x = 211,301,131.28
5. Step 5: Solve for x
   x = 211,301,131.28/16,714.68
6. Step 6: Final answer
   x = 12,641.65