Finding the Fourth Proportional to 1,667.88, 2,300.65 and 1,337.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,667.88 : 2,300.65 = 1,337.10 : x
2. Step 2: Convert to fraction form
   1,667.88/2,300.65 = 1,337.10/x
3. Step 3: Cross multiply
   1,667.88x = 2,300.65 × 1,337.10
4. Step 4: Simplify right side
   1,667.88x = 3,076,199.12
5. Step 5: Solve for x
   x = 3,076,199.12/1,667.88
6. Step 6: Final answer
   x = 1,844.38