Finding the Fourth Proportional to 2,181.17, 3,267.38 and 1,009.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,181.17 : 3,267.38 = 1,009.58 : x
2. Step 2: Convert to fraction form
   2,181.17/3,267.38 = 1,009.58/x
3. Step 3: Cross multiply
   2,181.17x = 3,267.38 × 1,009.58
4. Step 4: Simplify right side
   2,181.17x = 3,298,665.16
5. Step 5: Solve for x
   x = 3,298,665.16/2,181.17
6. Step 6: Final answer
   x = 1,512.34