Finding the Fourth Proportional to 10,915.02, 16,375.23 and 3,519.32

Step by Step Solution

1. Step 1: Write the proportion equation
   10,915.02 : 16,375.23 = 3,519.32 : x
2. Step 2: Convert to fraction form
   10,915.02/16,375.23 = 3,519.32/x
3. Step 3: Cross multiply
   10,915.02x = 16,375.23 × 3,519.32
4. Step 4: Simplify right side
   10,915.02x = 57,629,592.57
5. Step 5: Solve for x
   x = 57,629,592.57/10,915.02
6. Step 6: Final answer
   x = 5,279.84