Finding the Fourth Proportional to 9,687.71, 14,535.52 and 3,448.91

Step by Step Solution

1. Step 1: Write the proportion equation
   9,687.71 : 14,535.52 = 3,448.91 : x
2. Step 2: Convert to fraction form
   9,687.71/14,535.52 = 3,448.91/x
3. Step 3: Cross multiply
   9,687.71x = 14,535.52 × 3,448.91
4. Step 4: Simplify right side
   9,687.71x = 50,131,618.98
5. Step 5: Solve for x
   x = 50,131,618.98/9,687.71
6. Step 6: Final answer
   x = 5,174.77