Finding the Fourth Proportional to 2,613.00, 3,918.51 and 1,052.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,613.00 : 3,918.51 = 1,052.47 : x
2. Step 2: Convert to fraction form
   2,613.00/3,918.51 = 1,052.47/x
3. Step 3: Cross multiply
   2,613.00x = 3,918.51 × 1,052.47
4. Step 4: Simplify right side
   2,613.00x = 4,124,089.36
5. Step 5: Solve for x
   x = 4,124,089.36/2,613.00
6. Step 6: Final answer
   x = 1,578.30