Finding the Fourth Proportional to 13,942.77, 19,241.06 and 7,655.55

Step by Step Solution

1. Step 1: Write the proportion equation
   13,942.77 : 19,241.06 = 7,655.55 : x
2. Step 2: Convert to fraction form
   13,942.77/19,241.06 = 7,655.55/x
3. Step 3: Cross multiply
   13,942.77x = 19,241.06 × 7,655.55
4. Step 4: Simplify right side
   13,942.77x = 147,300,858.61
5. Step 5: Solve for x
   x = 147,300,858.61/13,942.77
6. Step 6: Final answer
   x = 10,564.68