Finding the Fourth Proportional to 2,918.52, 4,379.89 and 1,162.51

Step by Step Solution

1. Step 1: Write the proportion equation
   2,918.52 : 4,379.89 = 1,162.51 : x
2. Step 2: Convert to fraction form
   2,918.52/4,379.89 = 1,162.51/x
3. Step 3: Cross multiply
   2,918.52x = 4,379.89 × 1,162.51
4. Step 4: Simplify right side
   2,918.52x = 5,091,666.49
5. Step 5: Solve for x
   x = 5,091,666.49/2,918.52
6. Step 6: Final answer
   x = 1,744.60