Finding the Fourth Proportional to 1,667.62, 2,501.32 and 693.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.62 : 2,501.32 = 693.02 : x
2. Step 2: Convert to fraction form
   1,667.62/2,501.32 = 693.02/x
3. Step 3: Cross multiply
   1,667.62x = 2,501.32 × 693.02
4. Step 4: Simplify right side
   1,667.62x = 1,733,464.79
5. Step 5: Solve for x
   x = 1,733,464.79/1,667.62
6. Step 6: Final answer
   x = 1,039.48