Finding the Fourth Proportional to 3,343.10, 5,011.57 and 1,151.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,343.10 : 5,011.57 = 1,151.30 : x
2. Step 2: Convert to fraction form
   3,343.10/5,011.57 = 1,151.30/x
3. Step 3: Cross multiply
   3,343.10x = 5,011.57 × 1,151.30
4. Step 4: Simplify right side
   3,343.10x = 5,769,834.51
5. Step 5: Solve for x
   x = 5,769,834.51/3,343.10
6. Step 6: Final answer
   x = 1,725.90