Finding the Fourth Proportional to 1,451.15, 2,002.59 and 854.00

Step by Step Solution

1. Step 1: Write the proportion equation
   1,451.15 : 2,002.59 = 854.00 : x
2. Step 2: Convert to fraction form
   1,451.15/2,002.59 = 854.00/x
3. Step 3: Cross multiply
   1,451.15x = 2,002.59 × 854.00
4. Step 4: Simplify right side
   1,451.15x = 1,710,201.85
5. Step 5: Solve for x
   x = 1,710,201.85/1,451.15
6. Step 6: Final answer
   x = 1,178.52