Finding the Fourth Proportional to 2,805.32, 3,872.04 and 1,627.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,805.32 : 3,872.04 = 1,627.10 : x
2. Step 2: Convert to fraction form
   2,805.32/3,872.04 = 1,627.10/x
3. Step 3: Cross multiply
   2,805.32x = 3,872.04 × 1,627.10
4. Step 4: Simplify right side
   2,805.32x = 6,300,196.28
5. Step 5: Solve for x
   x = 6,300,196.28/2,805.32
6. Step 6: Final answer
   x = 2,245.80