Finding the Fourth Proportional to 10,072.18, 15,104.76 and 3,496.60

Step by Step Solution

1. Step 1: Write the proportion equation
   10,072.18 : 15,104.76 = 3,496.60 : x
2. Step 2: Convert to fraction form
   10,072.18/15,104.76 = 3,496.60/x
3. Step 3: Cross multiply
   10,072.18x = 15,104.76 × 3,496.60
4. Step 4: Simplify right side
   10,072.18x = 52,815,303.82
5. Step 5: Solve for x
   x = 52,815,303.82/10,072.18
6. Step 6: Final answer
   x = 5,243.68