Finding the Fourth Proportional to 13,005.69, 17,950.28 and 7,416.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,005.69 : 17,950.28 = 7,416.69 : x
2. Step 2: Convert to fraction form
   13,005.69/17,950.28 = 7,416.69/x
3. Step 3: Cross multiply
   13,005.69x = 17,950.28 × 7,416.69
4. Step 4: Simplify right side
   13,005.69x = 133,131,662.17
5. Step 5: Solve for x
   x = 133,131,662.17/13,005.69
6. Step 6: Final answer
   x = 10,236.42