Finding the Fourth Proportional to 3,575.48, 5,363.47 and 1,109.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,575.48 : 5,363.47 = 1,109.98 : x
2. Step 2: Convert to fraction form
   3,575.48/5,363.47 = 1,109.98/x
3. Step 3: Cross multiply
   3,575.48x = 5,363.47 × 1,109.98
4. Step 4: Simplify right side
   3,575.48x = 5,953,344.43
5. Step 5: Solve for x
   x = 5,953,344.43/3,575.48
6. Step 6: Final answer
   x = 1,665.05