Finding the Fourth Proportional to 2,485.23, 3,427.34 and 1,699.53

Step by Step Solution

1. Step 1: Write the proportion equation
   2,485.23 : 3,427.34 = 1,699.53 : x
2. Step 2: Convert to fraction form
   2,485.23/3,427.34 = 1,699.53/x
3. Step 3: Cross multiply
   2,485.23x = 3,427.34 × 1,699.53
4. Step 4: Simplify right side
   2,485.23x = 5,824,867.15
5. Step 5: Solve for x
   x = 5,824,867.15/2,485.23
6. Step 6: Final answer
   x = 2,343.79