Finding the Fourth Proportional to 9,421.52, 14,136.86 and 3,876.53

Step by Step Solution

1. Step 1: Write the proportion equation
   9,421.52 : 14,136.86 = 3,876.53 : x
2. Step 2: Convert to fraction form
   9,421.52/14,136.86 = 3,876.53/x
3. Step 3: Cross multiply
   9,421.52x = 14,136.86 × 3,876.53
4. Step 4: Simplify right side
   9,421.52x = 54,801,871.83
5. Step 5: Solve for x
   x = 54,801,871.83/9,421.52
6. Step 6: Final answer
   x = 5,816.67