Finding the Fourth Proportional to 7,196.45, 9,928.98 and 4,212.41

Step by Step Solution

1. Step 1: Write the proportion equation
   7,196.45 : 9,928.98 = 4,212.41 : x
2. Step 2: Convert to fraction form
   7,196.45/9,928.98 = 4,212.41/x
3. Step 3: Cross multiply
   7,196.45x = 9,928.98 × 4,212.41
4. Step 4: Simplify right side
   7,196.45x = 41,824,885.00
5. Step 5: Solve for x
   x = 41,824,885.00/7,196.45
6. Step 6: Final answer
   x = 5,811.88