Finding the Fourth Proportional to 10,075.85, 15,116.33 and 5,919.37

Step by Step Solution

1. Step 1: Write the proportion equation
   10,075.85 : 15,116.33 = 5,919.37 : x
2. Step 2: Convert to fraction form
   10,075.85/15,116.33 = 5,919.37/x
3. Step 3: Cross multiply
   10,075.85x = 15,116.33 × 5,919.37
4. Step 4: Simplify right side
   10,075.85x = 89,479,150.31
5. Step 5: Solve for x
   x = 89,479,150.31/10,075.85
6. Step 6: Final answer
   x = 8,880.56