Finding the Fourth Proportional to 6,427.50, 8,870.31 and 3,633.18

Step by Step Solution

1. Step 1: Write the proportion equation
   6,427.50 : 8,870.31 = 3,633.18 : x
2. Step 2: Convert to fraction form
   6,427.50/8,870.31 = 3,633.18/x
3. Step 3: Cross multiply
   6,427.50x = 8,870.31 × 3,633.18
4. Step 4: Simplify right side
   6,427.50x = 32,227,432.89
5. Step 5: Solve for x
   x = 32,227,432.89/6,427.50
6. Step 6: Final answer
   x = 5,013.99