Finding the Fourth Proportional to 10,256.07, 14,153.37 and 5,540.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,256.07 : 14,153.37 = 5,540.34 : x
2. Step 2: Convert to fraction form
   10,256.07/14,153.37 = 5,540.34/x
3. Step 3: Cross multiply
   10,256.07x = 14,153.37 × 5,540.34
4. Step 4: Simplify right side
   10,256.07x = 78,414,481.95
5. Step 5: Solve for x
   x = 78,414,481.95/10,256.07
6. Step 6: Final answer
   x = 7,645.67