Finding the Fourth Proportional to 13,002.36, 17,935.56 and 7,968.84

Step by Step Solution

1. Step 1: Write the proportion equation
   13,002.36 : 17,935.56 = 7,968.84 : x
2. Step 2: Convert to fraction form
   13,002.36/17,935.56 = 7,968.84/x
3. Step 3: Cross multiply
   13,002.36x = 17,935.56 × 7,968.84
4. Step 4: Simplify right side
   13,002.36x = 142,925,607.95
5. Step 5: Solve for x
   x = 142,925,607.95/13,002.36
6. Step 6: Final answer
   x = 10,992.28