Finding the Fourth Proportional to 6,086.04, 9,128.72 and 1,869.29

Step by Step Solution

1. Step 1: Write the proportion equation
   6,086.04 : 9,128.72 = 1,869.29 : x
2. Step 2: Convert to fraction form
   6,086.04/9,128.72 = 1,869.29/x
3. Step 3: Cross multiply
   6,086.04x = 9,128.72 × 1,869.29
4. Step 4: Simplify right side
   6,086.04x = 17,064,170.02
5. Step 5: Solve for x
   x = 17,064,170.02/6,086.04
6. Step 6: Final answer
   x = 2,803.82