Finding the Fourth Proportional to 11,916.62, 17,873.46 and 3,152.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,916.62 : 17,873.46 = 3,152.24 : x
2. Step 2: Convert to fraction form
   11,916.62/17,873.46 = 3,152.24/x
3. Step 3: Cross multiply
   11,916.62x = 17,873.46 × 3,152.24
4. Step 4: Simplify right side
   11,916.62x = 56,341,435.55
5. Step 5: Solve for x
   x = 56,341,435.55/11,916.62
6. Step 6: Final answer
   x = 4,727.97