Finding the Fourth Proportional to 1,667.70, 2,499.12 and 937.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.70 : 2,499.12 = 937.49 : x
2. Step 2: Convert to fraction form
   1,667.70/2,499.12 = 937.49/x
3. Step 3: Cross multiply
   1,667.70x = 2,499.12 × 937.49
4. Step 4: Simplify right side
   1,667.70x = 2,342,887.51
5. Step 5: Solve for x
   x = 2,342,887.51/1,667.70
6. Step 6: Final answer
   x = 1,404.86