Finding the Fourth Proportional to 11,200.01, 15,458.18 and 7,423.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,200.01 : 15,458.18 = 7,423.38 : x
2. Step 2: Convert to fraction form
   11,200.01/15,458.18 = 7,423.38/x
3. Step 3: Cross multiply
   11,200.01x = 15,458.18 × 7,423.38
4. Step 4: Simplify right side
   11,200.01x = 114,751,907.13
5. Step 5: Solve for x
   x = 114,751,907.13/11,200.01
6. Step 6: Final answer
   x = 10,245.70