Finding the Fourth Proportional to 10,289.59, 14,199.70 and 5,573.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,289.59 : 14,199.70 = 5,573.87 : x
2. Step 2: Convert to fraction form
   10,289.59/14,199.70 = 5,573.87/x
3. Step 3: Cross multiply
   10,289.59x = 14,199.70 × 5,573.87
4. Step 4: Simplify right side
   10,289.59x = 79,147,196.91
5. Step 5: Solve for x
   x = 79,147,196.91/10,289.59
6. Step 6: Final answer
   x = 7,691.97