Finding the Fourth Proportional to 10,031.99, 13,829.72 and 7,038.54

Step by Step Solution

1. Step 1: Write the proportion equation
   10,031.99 : 13,829.72 = 7,038.54 : x
2. Step 2: Convert to fraction form
   10,031.99/13,829.72 = 7,038.54/x
3. Step 3: Cross multiply
   10,031.99x = 13,829.72 × 7,038.54
4. Step 4: Simplify right side
   10,031.99x = 97,341,002.22
5. Step 5: Solve for x
   x = 97,341,002.22/10,031.99
6. Step 6: Final answer
   x = 9,703.06