Finding the Fourth Proportional to 11,622.72, 17,438.04 and 5,045.52

Step by Step Solution

1. Step 1: Write the proportion equation
   11,622.72 : 17,438.04 = 5,045.52 : x
2. Step 2: Convert to fraction form
   11,622.72/17,438.04 = 5,045.52/x
3. Step 3: Cross multiply
   11,622.72x = 17,438.04 × 5,045.52
4. Step 4: Simplify right side
   11,622.72x = 87,983,979.58
5. Step 5: Solve for x
   x = 87,983,979.58/11,622.72
6. Step 6: Final answer
   x = 7,570.00