Finding the Fourth Proportional to 13,093.05, 18,068.63 and 7,124.82

Step by Step Solution

1. Step 1: Write the proportion equation
   13,093.05 : 18,068.63 = 7,124.82 : x
2. Step 2: Convert to fraction form
   13,093.05/18,068.63 = 7,124.82/x
3. Step 3: Cross multiply
   13,093.05x = 18,068.63 × 7,124.82
4. Step 4: Simplify right side
   13,093.05x = 128,735,736.40
5. Step 5: Solve for x
   x = 128,735,736.40/13,093.05
6. Step 6: Final answer
   x = 9,832.37