Finding the Fourth Proportional to 19,064.88, 28,597.34 and 7,965.52

Step by Step Solution

1. Step 1: Write the proportion equation
   19,064.88 : 28,597.34 = 7,965.52 : x
2. Step 2: Convert to fraction form
   19,064.88/28,597.34 = 7,965.52/x
3. Step 3: Cross multiply
   19,064.88x = 28,597.34 × 7,965.52
4. Step 4: Simplify right side
   19,064.88x = 227,792,683.72
5. Step 5: Solve for x
   x = 227,792,683.72/19,064.88
6. Step 6: Final answer
   x = 11,948.29