Finding the Fourth Proportional to 2,336.38, 3,505.18 and 875.64

Step by Step Solution

1. Step 1: Write the proportion equation
   2,336.38 : 3,505.18 = 875.64 : x
2. Step 2: Convert to fraction form
   2,336.38/3,505.18 = 875.64/x
3. Step 3: Cross multiply
   2,336.38x = 3,505.18 × 875.64
4. Step 4: Simplify right side
   2,336.38x = 3,069,275.82
5. Step 5: Solve for x
   x = 3,069,275.82/2,336.38
6. Step 6: Final answer
   x = 1,313.69