Finding the Fourth Proportional to 1,667.52, 2,299.86 and 1,136.70

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.52 : 2,299.86 = 1,136.70 : x
2. Step 2: Convert to fraction form
   1,667.52/2,299.86 = 1,136.70/x
3. Step 3: Cross multiply
   1,667.52x = 2,299.86 × 1,136.70
4. Step 4: Simplify right side
   1,667.52x = 2,614,250.86
5. Step 5: Solve for x
   x = 2,614,250.86/1,667.52
6. Step 6: Final answer
   x = 1,567.75