Finding the Fourth Proportional to 2,611.08, 3,916.35 and 967.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,611.08 : 3,916.35 = 967.86 : x
2. Step 2: Convert to fraction form
   2,611.08/3,916.35 = 967.86/x
3. Step 3: Cross multiply
   2,611.08x = 3,916.35 × 967.86
4. Step 4: Simplify right side
   2,611.08x = 3,790,478.51
5. Step 5: Solve for x
   x = 3,790,478.51/2,611.08
6. Step 6: Final answer
   x = 1,451.69