Finding the Fourth Proportional to 2,084.14, 3,126.32 and 623.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.14 : 3,126.32 = 623.31 : x
2. Step 2: Convert to fraction form
   2,084.14/3,126.32 = 623.31/x
3. Step 3: Cross multiply
   2,084.14x = 3,126.32 × 623.31
4. Step 4: Simplify right side
   2,084.14x = 1,948,650.89
5. Step 5: Solve for x
   x = 1,948,650.89/2,084.14
6. Step 6: Final answer
   x = 934.99