Finding the Fourth Proportional to 10,050.71, 13,869.62 and 5,574.87

Step by Step Solution

1. Step 1: Write the proportion equation
   10,050.71 : 13,869.62 = 5,574.87 : x
2. Step 2: Convert to fraction form
   10,050.71/13,869.62 = 5,574.87/x
3. Step 3: Cross multiply
   10,050.71x = 13,869.62 × 5,574.87
4. Step 4: Simplify right side
   10,050.71x = 77,321,300.58
5. Step 5: Solve for x
   x = 77,321,300.58/10,050.71
6. Step 6: Final answer
   x = 7,693.12