Finding the Fourth Proportional to 10,967.55, 16,447.60 and 3,570.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,967.55 : 16,447.60 = 3,570.18 : x
2. Step 2: Convert to fraction form
   10,967.55/16,447.60 = 3,570.18/x
3. Step 3: Cross multiply
   10,967.55x = 16,447.60 × 3,570.18
4. Step 4: Simplify right side
   10,967.55x = 58,720,892.57
5. Step 5: Solve for x
   x = 58,720,892.57/10,967.55
6. Step 6: Final answer
   x = 5,354.06