Finding the Fourth Proportional to 7,134.48, 10,692.72 and 5,477.76

Step by Step Solution

1. Step 1: Write the proportion equation
   7,134.48 : 10,692.72 = 5,477.76 : x
2. Step 2: Convert to fraction form
   7,134.48/10,692.72 = 5,477.76/x
3. Step 3: Cross multiply
   7,134.48x = 10,692.72 × 5,477.76
4. Step 4: Simplify right side
   7,134.48x = 58,572,153.91
5. Step 5: Solve for x
   x = 58,572,153.91/7,134.48
6. Step 6: Final answer
   x = 8,209.73