Finding the Fourth Proportional to 1,699.57, 2,345.25 and 953.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,699.57 : 2,345.25 = 953.56 : x
2. Step 2: Convert to fraction form
   1,699.57/2,345.25 = 953.56/x
3. Step 3: Cross multiply
   1,699.57x = 2,345.25 × 953.56
4. Step 4: Simplify right side
   1,699.57x = 2,236,336.59
5. Step 5: Solve for x
   x = 2,236,336.59/1,699.57
6. Step 6: Final answer
   x = 1,315.82