Finding the Fourth Proportional to 2,591.12, 3,575.72 and 1,412.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591.12 : 3,575.72 = 1,412.22 : x
2. Step 2: Convert to fraction form
   2,591.12/3,575.72 = 1,412.22/x
3. Step 3: Cross multiply
   2,591.12x = 3,575.72 × 1,412.22
4. Step 4: Simplify right side
   2,591.12x = 5,049,703.30
5. Step 5: Solve for x
   x = 5,049,703.30/2,591.12
6. Step 6: Final answer
   x = 1,948.85