Finding the Fourth Proportional to 10,050.99, 13,869.69 and 5,574.57

Step by Step Solution

1. Step 1: Write the proportion equation
   10,050.99 : 13,869.69 = 5,574.57 : x
2. Step 2: Convert to fraction form
   10,050.99/13,869.69 = 5,574.57/x
3. Step 3: Cross multiply
   10,050.99x = 13,869.69 × 5,574.57
4. Step 4: Simplify right side
   10,050.99x = 77,317,557.78
5. Step 5: Solve for x
   x = 77,317,557.78/10,050.99
6. Step 6: Final answer
   x = 7,692.53