Finding the Fourth Proportional to 2,176.15, 3,003.08 and 1,181.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,176.15 : 3,003.08 = 1,181.42 : x
2. Step 2: Convert to fraction form
   2,176.15/3,003.08 = 1,181.42/x
3. Step 3: Cross multiply
   2,176.15x = 3,003.08 × 1,181.42
4. Step 4: Simplify right side
   2,176.15x = 3,547,892.87
5. Step 5: Solve for x
   x = 3,547,892.87/2,176.15
6. Step 6: Final answer
   x = 1,630.35