Finding the Fourth Proportional to 2,164.86, 3,247.90 and 703.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164.86 : 3,247.90 = 703.82 : x
2. Step 2: Convert to fraction form
   2,164.86/3,247.90 = 703.82/x
3. Step 3: Cross multiply
   2,164.86x = 3,247.90 × 703.82
4. Step 4: Simplify right side
   2,164.86x = 2,285,943.34
5. Step 5: Solve for x
   x = 2,285,943.34/2,164.86
6. Step 6: Final answer
   x = 1,055.93