Finding the Fourth Proportional to 1,371.01, 1,887.64 and 1,196.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,371.01 : 1,887.64 = 1,196.29 : x
2. Step 2: Convert to fraction form
   1,371.01/1,887.64 = 1,196.29/x
3. Step 3: Cross multiply
   1,371.01x = 1,887.64 × 1,196.29
4. Step 4: Simplify right side
   1,371.01x = 2,258,164.86
5. Step 5: Solve for x
   x = 2,258,164.86/1,371.01
6. Step 6: Final answer
   x = 1,647.08