Finding the Fourth Proportional to 2,084.32, 3,124.56 and 929.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.32 : 3,124.56 = 929.44 : x
2. Step 2: Convert to fraction form
   2,084.32/3,124.56 = 929.44/x
3. Step 3: Cross multiply
   2,084.32x = 3,124.56 × 929.44
4. Step 4: Simplify right side
   2,084.32x = 2,904,091.05
5. Step 5: Solve for x
   x = 2,904,091.05/2,084.32
6. Step 6: Final answer
   x = 1,393.30