Finding the Fourth Proportional to 1,667.75, 2,501.37 and 435.24

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.75 : 2,501.37 = 435.24 : x
2. Step 2: Convert to fraction form
   1,667.75/2,501.37 = 435.24/x
3. Step 3: Cross multiply
   1,667.75x = 2,501.37 × 435.24
4. Step 4: Simplify right side
   1,667.75x = 1,088,696.28
5. Step 5: Solve for x
   x = 1,088,696.28/1,667.75
6. Step 6: Final answer
   x = 652.80