Finding the Fourth Proportional to 6,380.42, 8,804.70 and 3,547.98

Step by Step Solution

1. Step 1: Write the proportion equation
   6,380.42 : 8,804.70 = 3,547.98 : x
2. Step 2: Convert to fraction form
   6,380.42/8,804.70 = 3,547.98/x
3. Step 3: Cross multiply
   6,380.42x = 8,804.70 × 3,547.98
4. Step 4: Simplify right side
   6,380.42x = 31,238,899.51
5. Step 5: Solve for x
   x = 31,238,899.51/6,380.42
6. Step 6: Final answer
   x = 4,896.06