Finding the Fourth Proportional to 9,014.56, 12,439.24 and 5,237.63

Step by Step Solution

1. Step 1: Write the proportion equation
   9,014.56 : 12,439.24 = 5,237.63 : x
2. Step 2: Convert to fraction form
   9,014.56/12,439.24 = 5,237.63/x
3. Step 3: Cross multiply
   9,014.56x = 12,439.24 × 5,237.63
4. Step 4: Simplify right side
   9,014.56x = 65,152,136.60
5. Step 5: Solve for x
   x = 65,152,136.60/9,014.56
6. Step 6: Final answer
   x = 7,227.43