Finding the Fourth Proportional to 7,786.96, 10,746.42 and 4,250.19

Step by Step Solution

1. Step 1: Write the proportion equation
   7,786.96 : 10,746.42 = 4,250.19 : x
2. Step 2: Convert to fraction form
   7,786.96/10,746.42 = 4,250.19/x
3. Step 3: Cross multiply
   7,786.96x = 10,746.42 × 4,250.19
4. Step 4: Simplify right side
   7,786.96x = 45,674,326.82
5. Step 5: Solve for x
   x = 45,674,326.82/7,786.96
6. Step 6: Final answer
   x = 5,865.49