Finding the Fourth Proportional to 3,343.34, 5,015.79 and 1,152.09

Step by Step Solution

1. Step 1: Write the proportion equation
   3,343.34 : 5,015.79 = 1,152.09 : x
2. Step 2: Convert to fraction form
   3,343.34/5,015.79 = 1,152.09/x
3. Step 3: Cross multiply
   3,343.34x = 5,015.79 × 1,152.09
4. Step 4: Simplify right side
   3,343.34x = 5,778,641.50
5. Step 5: Solve for x
   x = 5,778,641.50/3,343.34
6. Step 6: Final answer
   x = 1,728.40