Finding the Fourth Proportional to 7,180.32, 10,754.89 and 3,474.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,180.32 : 10,754.89 = 3,474.78 : x
2. Step 2: Convert to fraction form
   7,180.32/10,754.89 = 3,474.78/x
3. Step 3: Cross multiply
   7,180.32x = 10,754.89 × 3,474.78
4. Step 4: Simplify right side
   7,180.32x = 37,370,876.67
5. Step 5: Solve for x
   x = 37,370,876.67/7,180.32
6. Step 6: Final answer
   x = 5,204.63