Finding the Fourth Proportional to 2,164.30, 3,245.37 and 703.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164.30 : 3,245.37 = 703.30 : x
2. Step 2: Convert to fraction form
   2,164.30/3,245.37 = 703.30/x
3. Step 3: Cross multiply
   2,164.30x = 3,245.37 × 703.30
4. Step 4: Simplify right side
   2,164.30x = 2,282,468.72
5. Step 5: Solve for x
   x = 2,282,468.72/2,164.30
6. Step 6: Final answer
   x = 1,054.60