Finding the Fourth Proportional to 10,819.56, 14,931 and 5,851.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,819.56 : 14,931 = 5,851.56 : x
2. Step 2: Convert to fraction form
   10,819.56/14,931 = 5,851.56/x
3. Step 3: Cross multiply
   10,819.56x = 14,931 × 5,851.56
4. Step 4: Simplify right side
   10,819.56x = 87,369,642.36
5. Step 5: Solve for x
   x = 87,369,642.36/10,819.56
6. Step 6: Final answer
   x = 8,075.16