Finding the Fourth Proportional to 2,330.02, 3,494.31 and 869.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,330.02 : 3,494.31 = 869.86 : x
2. Step 2: Convert to fraction form
   2,330.02/3,494.31 = 869.86/x
3. Step 3: Cross multiply
   2,330.02x = 3,494.31 × 869.86
4. Step 4: Simplify right side
   2,330.02x = 3,039,560.50
5. Step 5: Solve for x
   x = 3,039,560.50/2,330.02
6. Step 6: Final answer
   x = 1,304.52