Finding the Fourth Proportional to 3,575.17, 5,363.59 and 1,109.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,575.17 : 5,363.59 = 1,109.86 : x
2. Step 2: Convert to fraction form
   3,575.17/5,363.59 = 1,109.86/x
3. Step 3: Cross multiply
   3,575.17x = 5,363.59 × 1,109.86
4. Step 4: Simplify right side
   3,575.17x = 5,952,834.00
5. Step 5: Solve for x
   x = 5,952,834.00/3,575.17
6. Step 6: Final answer
   x = 1,665.05