Finding the Fourth Proportional to 10,447.50, 15,672.06 and 3,522

Step by Step Solution

1. Step 1: Write the proportion equation
   10,447.50 : 15,672.06 = 3,522 : x
2. Step 2: Convert to fraction form
   10,447.50/15,672.06 = 3,522/x
3. Step 3: Cross multiply
   10,447.50x = 15,672.06 × 3,522
4. Step 4: Simplify right side
   10,447.50x = 55,196,995.32
5. Step 5: Solve for x
   x = 55,196,995.32/10,447.50
6. Step 6: Final answer
   x = 5,283.27