Finding the Fourth Proportional to 9,280.12, 13,919.82 and 2,354.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,280.12 : 13,919.82 = 2,354.56 : x
2. Step 2: Convert to fraction form
   9,280.12/13,919.82 = 2,354.56/x
3. Step 3: Cross multiply
   9,280.12x = 13,919.82 × 2,354.56
4. Step 4: Simplify right side
   9,280.12x = 32,775,051.38
5. Step 5: Solve for x
   x = 32,775,051.38/9,280.12
6. Step 6: Final answer
   x = 3,531.75