Finding the Fourth Proportional to 7,038.69, 10,554.12 and 2,881.62

Step by Step Solution

1. Step 1: Write the proportion equation
   7,038.69 : 10,554.12 = 2,881.62 : x
2. Step 2: Convert to fraction form
   7,038.69/10,554.12 = 2,881.62/x
3. Step 3: Cross multiply
   7,038.69x = 10,554.12 × 2,881.62
4. Step 4: Simplify right side
   7,038.69x = 30,412,963.27
5. Step 5: Solve for x
   x = 30,412,963.27/7,038.69
6. Step 6: Final answer
   x = 4,320.83