Finding the Fourth Proportional to 13,093.13, 18,068.06 and 7,124.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,093.13 : 18,068.06 = 7,124.69 : x
2. Step 2: Convert to fraction form
   13,093.13/18,068.06 = 7,124.69/x
3. Step 3: Cross multiply
   13,093.13x = 18,068.06 × 7,124.69
4. Step 4: Simplify right side
   13,093.13x = 128,729,200.44
5. Step 5: Solve for x
   x = 128,729,200.44/13,093.13
6. Step 6: Final answer
   x = 9,831.82