Finding the Fourth Proportional to 1,667.69, 2,501.01 and 693.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.69 : 2,501.01 = 693.56 : x
2. Step 2: Convert to fraction form
   1,667.69/2,501.01 = 693.56/x
3. Step 3: Cross multiply
   1,667.69x = 2,501.01 × 693.56
4. Step 4: Simplify right side
   1,667.69x = 1,734,606.75
5. Step 5: Solve for x
   x = 1,734,606.75/1,667.69
6. Step 6: Final answer
   x = 1,040.13