Finding the Fourth Proportional to 10,162.80, 14,023.53 and 5,685.93

Step by Step Solution

1. Step 1: Write the proportion equation
   10,162.80 : 14,023.53 = 5,685.93 : x
2. Step 2: Convert to fraction form
   10,162.80/14,023.53 = 5,685.93/x
3. Step 3: Cross multiply
   10,162.80x = 14,023.53 × 5,685.93
4. Step 4: Simplify right side
   10,162.80x = 79,736,809.93
5. Step 5: Solve for x
   x = 79,736,809.93/10,162.80
6. Step 6: Final answer
   x = 7,845.95