Finding the Fourth Proportional to 10,519.37, 14,494.78 and 7,156.34

Step by Step Solution

1. Step 1: Write the proportion equation
   10,519.37 : 14,494.78 = 7,156.34 : x
2. Step 2: Convert to fraction form
   10,519.37/14,494.78 = 7,156.34/x
3. Step 3: Cross multiply
   10,519.37x = 14,494.78 × 7,156.34
4. Step 4: Simplify right side
   10,519.37x = 103,729,573.91
5. Step 5: Solve for x
   x = 103,729,573.91/10,519.37
6. Step 6: Final answer
   x = 9,860.82