Finding the Fourth Proportional to 11,522.21, 15,900.96 and 7,045.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,522.21 : 15,900.96 = 7,045.88 : x
2. Step 2: Convert to fraction form
   11,522.21/15,900.96 = 7,045.88/x
3. Step 3: Cross multiply
   11,522.21x = 15,900.96 × 7,045.88
4. Step 4: Simplify right side
   11,522.21x = 112,036,176.54
5. Step 5: Solve for x
   x = 112,036,176.54/11,522.21
6. Step 6: Final answer
   x = 9,723.50