Finding the Fourth Proportional to 6,970.15, 9,618.37 and 3,826.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,970.15 : 9,618.37 = 3,826.32 : x
2. Step 2: Convert to fraction form
   6,970.15/9,618.37 = 3,826.32/x
3. Step 3: Cross multiply
   6,970.15x = 9,618.37 × 3,826.32
4. Step 4: Simplify right side
   6,970.15x = 36,802,961.50
5. Step 5: Solve for x
   x = 36,802,961.50/6,970.15
6. Step 6: Final answer
   x = 5,280.08