Finding the Fourth Proportional to 13,092.84, 18,067.86 and 7,124.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,092.84 : 18,067.86 = 7,124.76 : x
2. Step 2: Convert to fraction form
   13,092.84/18,067.86 = 7,124.76/x
3. Step 3: Cross multiply
   13,092.84x = 18,067.86 × 7,124.76
4. Step 4: Simplify right side
   13,092.84x = 128,729,166.21
5. Step 5: Solve for x
   x = 128,729,166.21/13,092.84
6. Step 6: Final answer
   x = 9,832.03