Finding the Fourth Proportional to 9,742.91, 14,615.89 and 3,167.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,742.91 : 14,615.89 = 3,167.56 : x
2. Step 2: Convert to fraction form
   9,742.91/14,615.89 = 3,167.56/x
3. Step 3: Cross multiply
   9,742.91x = 14,615.89 × 3,167.56
4. Step 4: Simplify right side
   9,742.91x = 46,296,654.48
5. Step 5: Solve for x
   x = 46,296,654.48/9,742.91
6. Step 6: Final answer
   x = 4,751.83