Finding the Fourth Proportional to 2,346.53, 3,519.95 and 786.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,346.53 : 3,519.95 = 786.69 : x
2. Step 2: Convert to fraction form
   2,346.53/3,519.95 = 786.69/x
3. Step 3: Cross multiply
   2,346.53x = 3,519.95 × 786.69
4. Step 4: Simplify right side
   2,346.53x = 2,769,105.53
5. Step 5: Solve for x
   x = 2,769,105.53/2,346.53
6. Step 6: Final answer
   x = 1,180.09