Finding the Fourth Proportional to 1,592.34, 2,389.44 and 667.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,592.34 : 2,389.44 = 667.82 : x
2. Step 2: Convert to fraction form
   1,592.34/2,389.44 = 667.82/x
3. Step 3: Cross multiply
   1,592.34x = 2,389.44 × 667.82
4. Step 4: Simplify right side
   1,592.34x = 1,595,715.82
5. Step 5: Solve for x
   x = 1,595,715.82/1,592.34
6. Step 6: Final answer
   x = 1,002.12