Finding the Fourth Proportional to 19,968.73, 29,968.58 and 7,500.09

Step by Step Solution

1. Step 1: Write the proportion equation
   19,968.73 : 29,968.58 = 7,500.09 : x
2. Step 2: Convert to fraction form
   19,968.73/29,968.58 = 7,500.09/x
3. Step 3: Cross multiply
   19,968.73x = 29,968.58 × 7,500.09
4. Step 4: Simplify right side
   19,968.73x = 224,767,028.42
5. Step 5: Solve for x
   x = 224,767,028.42/19,968.73
6. Step 6: Final answer
   x = 11,255.95