Finding the Fourth Proportional to 10,408.48, 14,363.72 and 5,692.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,408.48 : 14,363.72 = 5,692.76 : x
2. Step 2: Convert to fraction form
   10,408.48/14,363.72 = 5,692.76/x
3. Step 3: Cross multiply
   10,408.48x = 14,363.72 × 5,692.76
4. Step 4: Simplify right side
   10,408.48x = 81,769,210.67
5. Step 5: Solve for x
   x = 81,769,210.67/10,408.48
6. Step 6: Final answer
   x = 7,856.02