Finding the Fourth Proportional to 3,345.47, 5,016.37 and 1,152.39

Step by Step Solution

1. Step 1: Write the proportion equation
   3,345.47 : 5,016.37 = 1,152.39 : x
2. Step 2: Convert to fraction form
   3,345.47/5,016.37 = 1,152.39/x
3. Step 3: Cross multiply
   3,345.47x = 5,016.37 × 1,152.39
4. Step 4: Simplify right side
   3,345.47x = 5,780,814.62
5. Step 5: Solve for x
   x = 5,780,814.62/3,345.47
6. Step 6: Final answer
   x = 1,727.95