Finding the Fourth Proportional to 5,645.52, 8,457.72 and 5,035.44

Step by Step Solution

1. Step 1: Write the proportion equation
   5,645.52 : 8,457.72 = 5,035.44 : x
2. Step 2: Convert to fraction form
   5,645.52/8,457.72 = 5,035.44/x
3. Step 3: Cross multiply
   5,645.52x = 8,457.72 × 5,035.44
4. Step 4: Simplify right side
   5,645.52x = 42,588,341.60
5. Step 5: Solve for x
   x = 42,588,341.60/5,645.52
6. Step 6: Final answer
   x = 7,543.74