Finding the Fourth Proportional to 7,003.48, 10,505.19 and 1,809.34

Step by Step Solution

1. Step 1: Write the proportion equation
   7,003.48 : 10,505.19 = 1,809.34 : x
2. Step 2: Convert to fraction form
   7,003.48/10,505.19 = 1,809.34/x
3. Step 3: Cross multiply
   7,003.48x = 10,505.19 × 1,809.34
4. Step 4: Simplify right side
   7,003.48x = 19,007,460.47
5. Step 5: Solve for x
   x = 19,007,460.47/7,003.48
6. Step 6: Final answer
   x = 2,714.00