Finding the Fourth Proportional to 9,073.23, 12,522.43 and 5,538.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,073.23 : 12,522.43 = 5,538.50 : x
2. Step 2: Convert to fraction form
   9,073.23/12,522.43 = 5,538.50/x
3. Step 3: Cross multiply
   9,073.23x = 12,522.43 × 5,538.50
4. Step 4: Simplify right side
   9,073.23x = 69,355,478.56
5. Step 5: Solve for x
   x = 69,355,478.56/9,073.23
6. Step 6: Final answer
   x = 7,643.97