Finding the Fourth Proportional to 1,518.57, 2,093.72 and 1,238.51

Step by Step Solution

1. Step 1: Write the proportion equation
   1,518.57 : 2,093.72 = 1,238.51 : x
2. Step 2: Convert to fraction form
   1,518.57/2,093.72 = 1,238.51/x
3. Step 3: Cross multiply
   1,518.57x = 2,093.72 × 1,238.51
4. Step 4: Simplify right side
   1,518.57x = 2,593,092.20
5. Step 5: Solve for x
   x = 2,593,092.20/1,518.57
6. Step 6: Final answer
   x = 1,707.59