Finding the Fourth Proportional to 12,392.00, 18,595.56 and 5,370.65

Step by Step Solution

1. Step 1: Write the proportion equation
   12,392.00 : 18,595.56 = 5,370.65 : x
2. Step 2: Convert to fraction form
   12,392.00/18,595.56 = 5,370.65/x
3. Step 3: Cross multiply
   12,392.00x = 18,595.56 × 5,370.65
4. Step 4: Simplify right side
   12,392.00x = 99,870,151.34
5. Step 5: Solve for x
   x = 99,870,151.34/12,392.00
6. Step 6: Final answer
   x = 8,059.25