Finding the Fourth Proportional to 10,045.91, 13,863.69 and 5,569.39

Step by Step Solution

1. Step 1: Write the proportion equation
   10,045.91 : 13,863.69 = 5,569.39 : x
2. Step 2: Convert to fraction form
   10,045.91/13,863.69 = 5,569.39/x
3. Step 3: Cross multiply
   10,045.91x = 13,863.69 × 5,569.39
4. Step 4: Simplify right side
   10,045.91x = 77,212,282.53
5. Step 5: Solve for x
   x = 77,212,282.53/10,045.91
6. Step 6: Final answer
   x = 7,685.95