Finding the Fourth Proportional to 6,820.58, 9,406.86 and 5,887.46

Step by Step Solution

1. Step 1: Write the proportion equation
   6,820.58 : 9,406.86 = 5,887.46 : x
2. Step 2: Convert to fraction form
   6,820.58/9,406.86 = 5,887.46/x
3. Step 3: Cross multiply
   6,820.58x = 9,406.86 × 5,887.46
4. Step 4: Simplify right side
   6,820.58x = 55,382,511.98
5. Step 5: Solve for x
   x = 55,382,511.98/6,820.58
6. Step 6: Final answer
   x = 8,119.91