Finding the Fourth Proportional to 9,038.28, 13,554.06 and 3,113.52

Step by Step Solution

1. Step 1: Write the proportion equation
   9,038.28 : 13,554.06 = 3,113.52 : x
2. Step 2: Convert to fraction form
   9,038.28/13,554.06 = 3,113.52/x
3. Step 3: Cross multiply
   9,038.28x = 13,554.06 × 3,113.52
4. Step 4: Simplify right side
   9,038.28x = 42,200,836.89
5. Step 5: Solve for x
   x = 42,200,836.89/9,038.28
6. Step 6: Final answer
   x = 4,669.12