Finding the Fourth Proportional to 3,412.32, 5,105.16 and 2,592.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,412.32 : 5,105.16 = 2,592.96 : x
2. Step 2: Convert to fraction form
   3,412.32/5,105.16 = 2,592.96/x
3. Step 3: Cross multiply
   3,412.32x = 5,105.16 × 2,592.96
4. Step 4: Simplify right side
   3,412.32x = 13,237,475.67
5. Step 5: Solve for x
   x = 13,237,475.67/3,412.32
6. Step 6: Final answer
   x = 3,879.32