Finding the Fourth Proportional to 11,642.85, 17,454.33 and 5,064.03

Step by Step Solution

1. Step 1: Write the proportion equation
   11,642.85 : 17,454.33 = 5,064.03 : x
2. Step 2: Convert to fraction form
   11,642.85/17,454.33 = 5,064.03/x
3. Step 3: Cross multiply
   11,642.85x = 17,454.33 × 5,064.03
4. Step 4: Simplify right side
   11,642.85x = 88,389,250.75
5. Step 5: Solve for x
   x = 88,389,250.75/11,642.85
6. Step 6: Final answer
   x = 7,591.72