Finding the Fourth Proportional to 7,039.69, 10,569.92 and 3,925.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,039.69 : 10,569.92 = 3,925.78 : x
2. Step 2: Convert to fraction form
   7,039.69/10,569.92 = 3,925.78/x
3. Step 3: Cross multiply
   7,039.69x = 10,569.92 × 3,925.78
4. Step 4: Simplify right side
   7,039.69x = 41,495,134.48
5. Step 5: Solve for x
   x = 41,495,134.48/7,039.69
6. Step 6: Final answer
   x = 5,894.46