Finding the Fourth Proportional to 1,658.83, 2,489.46 and 929.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,658.83 : 2,489.46 = 929.83 : x
2. Step 2: Convert to fraction form
   1,658.83/2,489.46 = 929.83/x
3. Step 3: Cross multiply
   1,658.83x = 2,489.46 × 929.83
4. Step 4: Simplify right side
   1,658.83x = 2,314,774.59
5. Step 5: Solve for x
   x = 2,314,774.59/1,658.83
6. Step 6: Final answer
   x = 1,395.43