Finding the Fourth Proportional to 7,104.06, 10,656.27 and 1,909.89

Step by Step Solution

1. Step 1: Write the proportion equation
   7,104.06 : 10,656.27 = 1,909.89 : x
2. Step 2: Convert to fraction form
   7,104.06/10,656.27 = 1,909.89/x
3. Step 3: Cross multiply
   7,104.06x = 10,656.27 × 1,909.89
4. Step 4: Simplify right side
   7,104.06x = 20,352,303.51
5. Step 5: Solve for x
   x = 20,352,303.51/7,104.06
6. Step 6: Final answer
   x = 2,864.88