Finding the Fourth Proportional to 10,196.28, 14,070.65 and 5,719.95

Step by Step Solution

1. Step 1: Write the proportion equation
   10,196.28 : 14,070.65 = 5,719.95 : x
2. Step 2: Convert to fraction form
   10,196.28/14,070.65 = 5,719.95/x
3. Step 3: Cross multiply
   10,196.28x = 14,070.65 × 5,719.95
4. Step 4: Simplify right side
   10,196.28x = 80,483,385.87
5. Step 5: Solve for x
   x = 80,483,385.87/10,196.28
6. Step 6: Final answer
   x = 7,893.41