Finding the Fourth Proportional to 2,104.98, 3,157.50 and 1,009.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.98 : 3,157.50 = 1,009.10 : x
2. Step 2: Convert to fraction form
   2,104.98/3,157.50 = 1,009.10/x
3. Step 3: Cross multiply
   2,104.98x = 3,157.50 × 1,009.10
4. Step 4: Simplify right side
   2,104.98x = 3,186,233.25
5. Step 5: Solve for x
   x = 3,186,233.25/2,104.98
6. Step 6: Final answer
   x = 1,513.66