Finding the Fourth Proportional to 10,191.32, 15,285.34 and 2,794.05

Step by Step Solution

1. Step 1: Write the proportion equation
   10,191.32 : 15,285.34 = 2,794.05 : x
2. Step 2: Convert to fraction form
   10,191.32/15,285.34 = 2,794.05/x
3. Step 3: Cross multiply
   10,191.32x = 15,285.34 × 2,794.05
4. Step 4: Simplify right side
   10,191.32x = 42,708,007.72
5. Step 5: Solve for x
   x = 42,708,007.72/10,191.32
6. Step 6: Final answer
   x = 4,190.63