Finding the Fourth Proportional to 16,475.82, 22,746.96 and 12,691.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,475.82 : 22,746.96 = 12,691.86 : x
2. Step 2: Convert to fraction form
   16,475.82/22,746.96 = 12,691.86/x
3. Step 3: Cross multiply
   16,475.82x = 22,746.96 × 12,691.86
4. Step 4: Simplify right side
   16,475.82x = 288,701,231.75
5. Step 5: Solve for x
   x = 288,701,231.75/16,475.82
6. Step 6: Final answer
   x = 17,522.72