Finding the Fourth Proportional to 1,667.48, 2,501.25 and 434.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.48 : 2,501.25 = 434.82 : x
2. Step 2: Convert to fraction form
   1,667.48/2,501.25 = 434.82/x
3. Step 3: Cross multiply
   1,667.48x = 2,501.25 × 434.82
4. Step 4: Simplify right side
   1,667.48x = 1,087,593.53
5. Step 5: Solve for x
   x = 1,087,593.53/1,667.48
6. Step 6: Final answer
   x = 652.24