Finding the Fourth Proportional to 7,388.88, 10,196.65 and 4,245.06

Step by Step Solution

1. Step 1: Write the proportion equation
   7,388.88 : 10,196.65 = 4,245.06 : x
2. Step 2: Convert to fraction form
   7,388.88/10,196.65 = 4,245.06/x
3. Step 3: Cross multiply
   7,388.88x = 10,196.65 × 4,245.06
4. Step 4: Simplify right side
   7,388.88x = 43,285,391.05
5. Step 5: Solve for x
   x = 43,285,391.05/7,388.88
6. Step 6: Final answer
   x = 5,858.18