Finding the Fourth Proportional to 9,131.27, 13,697.01 and 3,287.93

Step by Step Solution

1. Step 1: Write the proportion equation
   9,131.27 : 13,697.01 = 3,287.93 : x
2. Step 2: Convert to fraction form
   9,131.27/13,697.01 = 3,287.93/x
3. Step 3: Cross multiply
   9,131.27x = 13,697.01 × 3,287.93
4. Step 4: Simplify right side
   9,131.27x = 45,034,844.33
5. Step 5: Solve for x
   x = 45,034,844.33/9,131.27
6. Step 6: Final answer
   x = 4,931.94