Finding the Fourth Proportional to 23,581.86, 35,377.41 and 7,786.25

Step by Step Solution

1. Step 1: Write the proportion equation
   23,581.86 : 35,377.41 = 7,786.25 : x
2. Step 2: Convert to fraction form
   23,581.86/35,377.41 = 7,786.25/x
3. Step 3: Cross multiply
   23,581.86x = 35,377.41 × 7,786.25
4. Step 4: Simplify right side
   23,581.86x = 275,457,358.61
5. Step 5: Solve for x
   x = 275,457,358.61/23,581.86
6. Step 6: Final answer
   x = 11,680.90