Finding the Fourth Proportional to 12,908.09, 19,360.00 and 4,141.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,908.09 : 19,360.00 = 4,141.86 : x
2. Step 2: Convert to fraction form
   12,908.09/19,360.00 = 4,141.86/x
3. Step 3: Cross multiply
   12,908.09x = 19,360.00 × 4,141.86
4. Step 4: Simplify right side
   12,908.09x = 80,186,388.89
5. Step 5: Solve for x
   x = 80,186,388.89/12,908.09
6. Step 6: Final answer
   x = 6,212.11