Finding the Fourth Proportional to 9,289.69, 13,931.80 and 2,714.31

Step by Step Solution

1. Step 1: Write the proportion equation
   9,289.69 : 13,931.80 = 2,714.31 : x
2. Step 2: Convert to fraction form
   9,289.69/13,931.80 = 2,714.31/x
3. Step 3: Cross multiply
   9,289.69x = 13,931.80 × 2,714.31
4. Step 4: Simplify right side
   9,289.69x = 37,815,217.27
5. Step 5: Solve for x
   x = 37,815,217.27/9,289.69
6. Step 6: Final answer
   x = 4,070.67