Finding the Fourth Proportional to 3,460.52, 5,191.58 and 1,152.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,460.52 : 5,191.58 = 1,152.20 : x
2. Step 2: Convert to fraction form
   3,460.52/5,191.58 = 1,152.20/x
3. Step 3: Cross multiply
   3,460.52x = 5,191.58 × 1,152.20
4. Step 4: Simplify right side
   3,460.52x = 5,981,738.48
5. Step 5: Solve for x
   x = 5,981,738.48/3,460.52
6. Step 6: Final answer
   x = 1,728.57