Finding the Fourth Proportional to 10,093.83, 15,138.96 and 3,072.15

Step by Step Solution

1. Step 1: Write the proportion equation
   10,093.83 : 15,138.96 = 3,072.15 : x
2. Step 2: Convert to fraction form
   10,093.83/15,138.96 = 3,072.15/x
3. Step 3: Cross multiply
   10,093.83x = 15,138.96 × 3,072.15
4. Step 4: Simplify right side
   10,093.83x = 46,509,155.96
5. Step 5: Solve for x
   x = 46,509,155.96/10,093.83
6. Step 6: Final answer
   x = 4,607.68