Finding the Fourth Proportional to 11,846.79, 17,771.40 and 4,053.78

Step by Step Solution

1. Step 1: Write the proportion equation
   11,846.79 : 17,771.40 = 4,053.78 : x
2. Step 2: Convert to fraction form
   11,846.79/17,771.40 = 4,053.78/x
3. Step 3: Cross multiply
   11,846.79x = 17,771.40 × 4,053.78
4. Step 4: Simplify right side
   11,846.79x = 72,041,345.89
5. Step 5: Solve for x
   x = 72,041,345.89/11,846.79
6. Step 6: Final answer
   x = 6,081.09