Finding the Fourth Proportional to 7,196.02, 10,778.39 and 3,490.46

Step by Step Solution

1. Step 1: Write the proportion equation
   7,196.02 : 10,778.39 = 3,490.46 : x
2. Step 2: Convert to fraction form
   7,196.02/10,778.39 = 3,490.46/x
3. Step 3: Cross multiply
   7,196.02x = 10,778.39 × 3,490.46
4. Step 4: Simplify right side
   7,196.02x = 37,621,521.32
5. Step 5: Solve for x
   x = 37,621,521.32/7,196.02
6. Step 6: Final answer
   x = 5,228.10