Finding the Fourth Proportional to 13,942.69, 19,241.33 and 7,655.47

Step by Step Solution

1. Step 1: Write the proportion equation
   13,942.69 : 19,241.33 = 7,655.47 : x
2. Step 2: Convert to fraction form
   13,942.69/19,241.33 = 7,655.47/x
3. Step 3: Cross multiply
   13,942.69x = 19,241.33 × 7,655.47
4. Step 4: Simplify right side
   13,942.69x = 147,301,338.19
5. Step 5: Solve for x
   x = 147,301,338.19/13,942.69
6. Step 6: Final answer
   x = 10,564.77