Finding the Fourth Proportional to 6,410.71, 8,846.31 and 3,538.86

Step by Step Solution

1. Step 1: Write the proportion equation
   6,410.71 : 8,846.31 = 3,538.86 : x
2. Step 2: Convert to fraction form
   6,410.71/8,846.31 = 3,538.86/x
3. Step 3: Cross multiply
   6,410.71x = 8,846.31 × 3,538.86
4. Step 4: Simplify right side
   6,410.71x = 31,305,852.61
5. Step 5: Solve for x
   x = 31,305,852.61/6,410.71
6. Step 6: Final answer
   x = 4,883.37