Finding the Fourth Proportional to 1,667.39, 2,300.99 and 1,004.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.39 : 2,300.99 = 1,004.10 : x
2. Step 2: Convert to fraction form
   1,667.39/2,300.99 = 1,004.10/x
3. Step 3: Cross multiply
   1,667.39x = 2,300.99 × 1,004.10
4. Step 4: Simplify right side
   1,667.39x = 2,310,419.04
5. Step 5: Solve for x
   x = 2,310,419.04/1,667.39
6. Step 6: Final answer
   x = 1,385.65