Finding the Fourth Proportional to 1,196.48, 1,796.28 and 922.76

Step by Step Solution

1. Step 1: Write the proportion equation
   1,196.48 : 1,796.28 = 922.76 : x
2. Step 2: Convert to fraction form
   1,196.48/1,796.28 = 922.76/x
3. Step 3: Cross multiply
   1,196.48x = 1,796.28 × 922.76
4. Step 4: Simplify right side
   1,196.48x = 1,657,535.33
5. Step 5: Solve for x
   x = 1,657,535.33/1,196.48
6. Step 6: Final answer
   x = 1,385.34