Finding the Fourth Proportional to 1,364.08, 1,883.26 and 840.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.08 : 1,883.26 = 840.82 : x
2. Step 2: Convert to fraction form
   1,364.08/1,883.26 = 840.82/x
3. Step 3: Cross multiply
   1,364.08x = 1,883.26 × 840.82
4. Step 4: Simplify right side
   1,364.08x = 1,583,479.02
5. Step 5: Solve for x
   x = 1,583,479.02/1,364.08
6. Step 6: Final answer
   x = 1,160.84