Finding the Fourth Proportional to 1,364.58, 1,881.83 and 917.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,364.58 : 1,881.83 = 917.46 : x
2. Step 2: Convert to fraction form
   1,364.58/1,881.83 = 917.46/x
3. Step 3: Cross multiply
   1,364.58x = 1,881.83 × 917.46
4. Step 4: Simplify right side
   1,364.58x = 1,726,506.05
5. Step 5: Solve for x
   x = 1,726,506.05/1,364.58
6. Step 6: Final answer
   x = 1,265.23