Finding the Fourth Proportional to 2,084.50, 3,127.17 and 930.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.50 : 3,127.17 = 930.25 : x
2. Step 2: Convert to fraction form
   2,084.50/3,127.17 = 930.25/x
3. Step 3: Cross multiply
   2,084.50x = 3,127.17 × 930.25
4. Step 4: Simplify right side
   2,084.50x = 2,909,049.89
5. Step 5: Solve for x
   x = 2,909,049.89/2,084.50
6. Step 6: Final answer
   x = 1,395.56