Finding the Fourth Proportional to 2,084.06, 3,126.15 and 929.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.06 : 3,126.15 = 929.90 : x
2. Step 2: Convert to fraction form
   2,084.06/3,126.15 = 929.90/x
3. Step 3: Cross multiply
   2,084.06x = 3,126.15 × 929.90
4. Step 4: Simplify right side
   2,084.06x = 2,907,006.89
5. Step 5: Solve for x
   x = 2,907,006.89/2,084.06
6. Step 6: Final answer
   x = 1,394.88