Finding the Fourth Proportional to 11,926.83, 17,891.23 and 3,161.69

Step by Step Solution

1. Step 1: Write the proportion equation
   11,926.83 : 17,891.23 = 3,161.69 : x
2. Step 2: Convert to fraction form
   11,926.83/17,891.23 = 3,161.69/x
3. Step 3: Cross multiply
   11,926.83x = 17,891.23 × 3,161.69
4. Step 4: Simplify right side
   11,926.83x = 56,566,522.98
5. Step 5: Solve for x
   x = 56,566,522.98/11,926.83
6. Step 6: Final answer
   x = 4,742.80