Finding the Fourth Proportional to 12,098.79, 18,151.46 and 5,075.10

Step by Step Solution

1. Step 1: Write the proportion equation
   12,098.79 : 18,151.46 = 5,075.10 : x
2. Step 2: Convert to fraction form
   12,098.79/18,151.46 = 5,075.10/x
3. Step 3: Cross multiply
   12,098.79x = 18,151.46 × 5,075.10
4. Step 4: Simplify right side
   12,098.79x = 92,120,449.27
5. Step 5: Solve for x
   x = 92,120,449.27/12,098.79
6. Step 6: Final answer
   x = 7,614.02