Finding the Fourth Proportional to 1,809.36, 2,710.46 and 1,417.53

Step by Step Solution

1. Step 1: Write the proportion equation
   1,809.36 : 2,710.46 = 1,417.53 : x
2. Step 2: Convert to fraction form
   1,809.36/2,710.46 = 1,417.53/x
3. Step 3: Cross multiply
   1,809.36x = 2,710.46 × 1,417.53
4. Step 4: Simplify right side
   1,809.36x = 3,842,151.28
5. Step 5: Solve for x
   x = 3,842,151.28/1,809.36
6. Step 6: Final answer
   x = 2,123.49