Finding the Fourth Proportional to 10,196.70, 14,071.95 and 5,720.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,196.70 : 14,071.95 = 5,720.22 : x
2. Step 2: Convert to fraction form
   10,196.70/14,071.95 = 5,720.22/x
3. Step 3: Cross multiply
   10,196.70x = 14,071.95 × 5,720.22
4. Step 4: Simplify right side
   10,196.70x = 80,494,649.83
5. Step 5: Solve for x
   x = 80,494,649.83/10,196.70
6. Step 6: Final answer
   x = 7,894.19