Finding the Fourth Proportional to 22,608.72, 34,045.74 and 19,721.52

Step by Step Solution

1. Step 1: Write the proportion equation
   22,608.72 : 34,045.74 = 19,721.52 : x
2. Step 2: Convert to fraction form
   22,608.72/34,045.74 = 19,721.52/x
3. Step 3: Cross multiply
   22,608.72x = 34,045.74 × 19,721.52
4. Step 4: Simplify right side
   22,608.72x = 671,433,742.32
5. Step 5: Solve for x
   x = 671,433,742.32/22,608.72
6. Step 6: Final answer
   x = 29,698.00