Finding the Fourth Proportional to 1,707.53, 2,355.89 and 1,043.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,707.53 : 2,355.89 = 1,043.69 : x
2. Step 2: Convert to fraction form
   1,707.53/2,355.89 = 1,043.69/x
3. Step 3: Cross multiply
   1,707.53x = 2,355.89 × 1,043.69
4. Step 4: Simplify right side
   1,707.53x = 2,458,801.84
5. Step 5: Solve for x
   x = 2,458,801.84/1,707.53
6. Step 6: Final answer
   x = 1,439.98