Finding the Fourth Proportional to 13,087.84, 19,632.86 and 5,692.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,087.84 : 19,632.86 = 5,692.56 : x
2. Step 2: Convert to fraction form
   13,087.84/19,632.86 = 5,692.56/x
3. Step 3: Cross multiply
   13,087.84x = 19,632.86 × 5,692.56
4. Step 4: Simplify right side
   13,087.84x = 111,761,233.52
5. Step 5: Solve for x
   x = 111,761,233.52/13,087.84
6. Step 6: Final answer
   x = 8,539.32