Finding the Fourth Proportional to 9,692.39, 13,376.27 and 5,443.74

Step by Step Solution

1. Step 1: Write the proportion equation
   9,692.39 : 13,376.27 = 5,443.74 : x
2. Step 2: Convert to fraction form
   9,692.39/13,376.27 = 5,443.74/x
3. Step 3: Cross multiply
   9,692.39x = 13,376.27 × 5,443.74
4. Step 4: Simplify right side
   9,692.39x = 72,816,908.83
5. Step 5: Solve for x
   x = 72,816,908.83/9,692.39
6. Step 6: Final answer
   x = 7,512.79