Finding the Fourth Proportional to 2,368.67, 3,554.82 and 1,071.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,368.67 : 3,554.82 = 1,071.05 : x
2. Step 2: Convert to fraction form
   2,368.67/3,554.82 = 1,071.05/x
3. Step 3: Cross multiply
   2,368.67x = 3,554.82 × 1,071.05
4. Step 4: Simplify right side
   2,368.67x = 3,807,389.96
5. Step 5: Solve for x
   x = 3,807,389.96/2,368.67
6. Step 6: Final answer
   x = 1,607.40