Finding the Fourth Proportional to 9,150.52, 13,692.96 and 7,922.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,150.52 : 13,692.96 = 7,922.16 : x
2. Step 2: Convert to fraction form
   9,150.52/13,692.96 = 7,922.16/x
3. Step 3: Cross multiply
   9,150.52x = 13,692.96 × 7,922.16
4. Step 4: Simplify right side
   9,150.52x = 108,477,819.99
5. Step 5: Solve for x
   x = 108,477,819.99/9,150.52
6. Step 6: Final answer
   x = 11,854.83