Finding the Fourth Proportional to 6,646.25, 9,958.55 and 3,875.27

Step by Step Solution

1. Step 1: Write the proportion equation
   6,646.25 : 9,958.55 = 3,875.27 : x
2. Step 2: Convert to fraction form
   6,646.25/9,958.55 = 3,875.27/x
3. Step 3: Cross multiply
   6,646.25x = 9,958.55 × 3,875.27
4. Step 4: Simplify right side
   6,646.25x = 38,592,000.89
5. Step 5: Solve for x
   x = 38,592,000.89/6,646.25
6. Step 6: Final answer
   x = 5,806.59