Finding the Fourth Proportional to 1,861.22, 2,567.06 and 1,363.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,861.22 : 2,567.06 = 1,363.68 : x
2. Step 2: Convert to fraction form
   1,861.22/2,567.06 = 1,363.68/x
3. Step 3: Cross multiply
   1,861.22x = 2,567.06 × 1,363.68
4. Step 4: Simplify right side
   1,861.22x = 3,500,648.38
5. Step 5: Solve for x
   x = 3,500,648.38/1,861.22
6. Step 6: Final answer
   x = 1,880.84