Finding the Fourth Proportional to 15,021.59, 22,499.55 and 7,613.33

Step by Step Solution

1. Step 1: Write the proportion equation
   15,021.59 : 22,499.55 = 7,613.33 : x
2. Step 2: Convert to fraction form
   15,021.59/22,499.55 = 7,613.33/x
3. Step 3: Cross multiply
   15,021.59x = 22,499.55 × 7,613.33
4. Step 4: Simplify right side
   15,021.59x = 171,296,555.25
5. Step 5: Solve for x
   x = 171,296,555.25/15,021.59
6. Step 6: Final answer
   x = 11,403.36