Finding the Fourth Proportional to 5,563.17, 8,336.43 and 5,153.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,563.17 : 8,336.43 = 5,153.10 : x
2. Step 2: Convert to fraction form
   5,563.17/8,336.43 = 5,153.10/x
3. Step 3: Cross multiply
   5,563.17x = 8,336.43 × 5,153.10
4. Step 4: Simplify right side
   5,563.17x = 42,958,457.43
5. Step 5: Solve for x
   x = 42,958,457.43/5,563.17
6. Step 6: Final answer
   x = 7,721.94