Finding the Fourth Proportional to 2,796.34, 4,189.32 and 1,406.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,796.34 : 4,189.32 = 1,406.32 : x
2. Step 2: Convert to fraction form
   2,796.34/4,189.32 = 1,406.32/x
3. Step 3: Cross multiply
   2,796.34x = 4,189.32 × 1,406.32
4. Step 4: Simplify right side
   2,796.34x = 5,891,543.49
5. Step 5: Solve for x
   x = 5,891,543.49/2,796.34
6. Step 6: Final answer
   x = 2,106.88