Finding the Fourth Proportional to 1,667.35, 2,300.85 and 1,037.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.35 : 2,300.85 = 1,037.86 : x
2. Step 2: Convert to fraction form
   1,667.35/2,300.85 = 1,037.86/x
3. Step 3: Cross multiply
   1,667.35x = 2,300.85 × 1,037.86
4. Step 4: Simplify right side
   1,667.35x = 2,387,943.49
5. Step 5: Solve for x
   x = 2,387,943.49/1,667.35
6. Step 6: Final answer
   x = 1,432.18