Finding the Fourth Proportional to 10,288.74, 14,198.46 and 5,573.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,288.74 : 14,198.46 = 5,573.02 : x
2. Step 2: Convert to fraction form
   10,288.74/14,198.46 = 5,573.02/x
3. Step 3: Cross multiply
   10,288.74x = 14,198.46 × 5,573.02
4. Step 4: Simplify right side
   10,288.74x = 79,128,301.55
5. Step 5: Solve for x
   x = 79,128,301.55/10,288.74
6. Step 6: Final answer
   x = 7,690.77