Finding the Fourth Proportional to 11,155.57, 16,730.32 and 4,832.62

Step by Step Solution

1. Step 1: Write the proportion equation
   11,155.57 : 16,730.32 = 4,832.62 : x
2. Step 2: Convert to fraction form
   11,155.57/16,730.32 = 4,832.62/x
3. Step 3: Cross multiply
   11,155.57x = 16,730.32 × 4,832.62
4. Step 4: Simplify right side
   11,155.57x = 80,851,279.04
5. Step 5: Solve for x
   x = 80,851,279.04/11,155.57
6. Step 6: Final answer
   x = 7,247.62