Finding the Fourth Proportional to 6,078.06, 9,107.98 and 4,689.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,078.06 : 9,107.98 = 4,689.32 : x
2. Step 2: Convert to fraction form
   6,078.06/9,107.98 = 4,689.32/x
3. Step 3: Cross multiply
   6,078.06x = 9,107.98 × 4,689.32
4. Step 4: Simplify right side
   6,078.06x = 42,710,175.51
5. Step 5: Solve for x
   x = 42,710,175.51/6,078.06
6. Step 6: Final answer
   x = 7,026.94