Finding the Fourth Proportional to 6,322.70, 8,725.83 and 3,490.34

Step by Step Solution

1. Step 1: Write the proportion equation
   6,322.70 : 8,725.83 = 3,490.34 : x
2. Step 2: Convert to fraction form
   6,322.70/8,725.83 = 3,490.34/x
3. Step 3: Cross multiply
   6,322.70x = 8,725.83 × 3,490.34
4. Step 4: Simplify right side
   6,322.70x = 30,456,056.76
5. Step 5: Solve for x
   x = 30,456,056.76/6,322.70
6. Step 6: Final answer
   x = 4,816.94