Finding the Fourth Proportional to 2,179.13, 3,007.01 and 1,235.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.13 : 3,007.01 = 1,235.00 : x
2. Step 2: Convert to fraction form
   2,179.13/3,007.01 = 1,235.00/x
3. Step 3: Cross multiply
   2,179.13x = 3,007.01 × 1,235.00
4. Step 4: Simplify right side
   2,179.13x = 3,713,667.96
5. Step 5: Solve for x
   x = 3,713,667.96/2,179.13
6. Step 6: Final answer
   x = 1,704.20