Finding the Fourth Proportional to 13,101.36, 18,079.59 and 7,651.36

Step by Step Solution

1. Step 1: Write the proportion equation
   13,101.36 : 18,079.59 = 7,651.36 : x
2. Step 2: Convert to fraction form
   13,101.36/18,079.59 = 7,651.36/x
3. Step 3: Cross multiply
   13,101.36x = 18,079.59 × 7,651.36
4. Step 4: Simplify right side
   13,101.36x = 138,333,483.46
5. Step 5: Solve for x
   x = 138,333,483.46/13,101.36
6. Step 6: Final answer
   x = 10,558.71