Finding the Fourth Proportional to 1,417.82, 1,955.25 and 1,123.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417.82 : 1,955.25 = 1,123.79 : x
2. Step 2: Convert to fraction form
   1,417.82/1,955.25 = 1,123.79/x
3. Step 3: Cross multiply
   1,417.82x = 1,955.25 × 1,123.79
4. Step 4: Simplify right side
   1,417.82x = 2,197,280.62
5. Step 5: Solve for x
   x = 2,197,280.62/1,417.82
6. Step 6: Final answer
   x = 1,549.77