Finding the Fourth Proportional to 3,432.78, 4,736.61 and 2,315.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,432.78 : 4,736.61 = 2,315.52 : x
2. Step 2: Convert to fraction form
   3,432.78/4,736.61 = 2,315.52/x
3. Step 3: Cross multiply
   3,432.78x = 4,736.61 × 2,315.52
4. Step 4: Simplify right side
   3,432.78x = 10,967,715.19
5. Step 5: Solve for x
   x = 10,967,715.19/3,432.78
6. Step 6: Final answer
   x = 3,195.00