Finding the Fourth Proportional to 13,053.22, 17,999.82 and 7,747.01

Step by Step Solution

1. Step 1: Write the proportion equation
   13,053.22 : 17,999.82 = 7,747.01 : x
2. Step 2: Convert to fraction form
   13,053.22/17,999.82 = 7,747.01/x
3. Step 3: Cross multiply
   13,053.22x = 17,999.82 × 7,747.01
4. Step 4: Simplify right side
   13,053.22x = 139,444,695.54
5. Step 5: Solve for x
   x = 139,444,695.54/13,053.22
6. Step 6: Final answer
   x = 10,682.79