Finding the Fourth Proportional to 12,093.57, 18,093.43 and 10,601.57

Step by Step Solution

1. Step 1: Write the proportion equation
   12,093.57 : 18,093.43 = 10,601.57 : x
2. Step 2: Convert to fraction form
   12,093.57/18,093.43 = 10,601.57/x
3. Step 3: Cross multiply
   12,093.57x = 18,093.43 × 10,601.57
4. Step 4: Simplify right side
   12,093.57x = 191,818,764.69
5. Step 5: Solve for x
   x = 191,818,764.69/12,093.57
6. Step 6: Final answer
   x = 15,861.22