Finding the Fourth Proportional to 10,167.80, 14,030.42 and 5,690.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,167.80 : 14,030.42 = 5,690.94 : x
2. Step 2: Convert to fraction form
   10,167.80/14,030.42 = 5,690.94/x
3. Step 3: Cross multiply
   10,167.80x = 14,030.42 × 5,690.94
4. Step 4: Simplify right side
   10,167.80x = 79,846,278.39
5. Step 5: Solve for x
   x = 79,846,278.39/10,167.80
6. Step 6: Final answer
   x = 7,852.86