Finding the Fourth Proportional to 1,895.76, 2,616.12 and 1,196.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,895.76 : 2,616.12 = 1,196.88 : x
2. Step 2: Convert to fraction form
   1,895.76/2,616.12 = 1,196.88/x
3. Step 3: Cross multiply
   1,895.76x = 2,616.12 × 1,196.88
4. Step 4: Simplify right side
   1,895.76x = 3,131,181.71
5. Step 5: Solve for x
   x = 3,131,181.71/1,895.76
6. Step 6: Final answer
   x = 1,651.68