Finding the Fourth Proportional to 1,418.45, 1,956.88 and 1,024.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418.45 : 1,956.88 = 1,024.61 : x
2. Step 2: Convert to fraction form
   1,418.45/1,956.88 = 1,024.61/x
3. Step 3: Cross multiply
   1,418.45x = 1,956.88 × 1,024.61
4. Step 4: Simplify right side
   1,418.45x = 2,005,038.82
5. Step 5: Solve for x
   x = 2,005,038.82/1,418.45
6. Step 6: Final answer
   x = 1,413.54