Finding the Fourth Proportional to 12,836.76, 19,259.91 and 7,849.37

Step by Step Solution

1. Step 1: Write the proportion equation
   12,836.76 : 19,259.91 = 7,849.37 : x
2. Step 2: Convert to fraction form
   12,836.76/19,259.91 = 7,849.37/x
3. Step 3: Cross multiply
   12,836.76x = 19,259.91 × 7,849.37
4. Step 4: Simplify right side
   12,836.76x = 151,178,159.76
5. Step 5: Solve for x
   x = 151,178,159.76/12,836.76
6. Step 6: Final answer
   x = 11,776.97