Finding the Fourth Proportional to 1,592.45, 2,389.61 and 667.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,592.45 : 2,389.61 = 667.93 : x
2. Step 2: Convert to fraction form
   1,592.45/2,389.61 = 667.93/x
3. Step 3: Cross multiply
   1,592.45x = 2,389.61 × 667.93
4. Step 4: Simplify right side
   1,592.45x = 1,596,092.21
5. Step 5: Solve for x
   x = 1,596,092.21/1,592.45
6. Step 6: Final answer
   x = 1,002.29