Finding the Fourth Proportional to 9,414.82, 12,992.43 and 5,435.83

Step by Step Solution

1. Step 1: Write the proportion equation
   9,414.82 : 12,992.43 = 5,435.83 : x
2. Step 2: Convert to fraction form
   9,414.82/12,992.43 = 5,435.83/x
3. Step 3: Cross multiply
   9,414.82x = 12,992.43 × 5,435.83
4. Step 4: Simplify right side
   9,414.82x = 70,624,640.77
5. Step 5: Solve for x
   x = 70,624,640.77/9,414.82
6. Step 6: Final answer
   x = 7,501.43