Finding the Fourth Proportional to 22,007.08, 30,327.78 and 15,708.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,007.08 : 30,327.78 = 15,708.52 : x
2. Step 2: Convert to fraction form
   22,007.08/30,327.78 = 15,708.52/x
3. Step 3: Cross multiply
   22,007.08x = 30,327.78 × 15,708.52
4. Step 4: Simplify right side
   22,007.08x = 476,404,538.69
5. Step 5: Solve for x
   x = 476,404,538.69/22,007.08
6. Step 6: Final answer
   x = 21,647.79