Finding the Fourth Proportional to 2,139.10, 2,952 and 1,182

Step by Step Solution

1. Step 1: Write the proportion equation
   2,139.10 : 2,952 = 1,182 : x
2. Step 2: Convert to fraction form
   2,139.10/2,952 = 1,182/x
3. Step 3: Cross multiply
   2,139.10x = 2,952 × 1,182
4. Step 4: Simplify right side
   2,139.10x = 3,489,264
5. Step 5: Solve for x
   x = 3,489,264/2,139.10
6. Step 6: Final answer
   x = 1,631.18