Finding the Fourth Proportional to 13,007.01, 17,949.71 and 7,038.74

Step by Step Solution

1. Step 1: Write the proportion equation
   13,007.01 : 17,949.71 = 7,038.74 : x
2. Step 2: Convert to fraction form
   13,007.01/17,949.71 = 7,038.74/x
3. Step 3: Cross multiply
   13,007.01x = 17,949.71 × 7,038.74
4. Step 4: Simplify right side
   13,007.01x = 126,343,216.82
5. Step 5: Solve for x
   x = 126,343,216.82/13,007.01
6. Step 6: Final answer
   x = 9,713.47