Finding the Fourth Proportional to 8,467.39, 12,696.41 and 2,916.15

Step by Step Solution

1. Step 1: Write the proportion equation
   8,467.39 : 12,696.41 = 2,916.15 : x
2. Step 2: Convert to fraction form
   8,467.39/12,696.41 = 2,916.15/x
3. Step 3: Cross multiply
   8,467.39x = 12,696.41 × 2,916.15
4. Step 4: Simplify right side
   8,467.39x = 37,024,667.12
5. Step 5: Solve for x
   x = 37,024,667.12/8,467.39
6. Step 6: Final answer
   x = 4,372.62