Finding the Fourth Proportional to 2,164.01, 3,245.28 and 930.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,164.01 : 3,245.28 = 930.17 : x
2. Step 2: Convert to fraction form
   2,164.01/3,245.28 = 930.17/x
3. Step 3: Cross multiply
   2,164.01x = 3,245.28 × 930.17
4. Step 4: Simplify right side
   2,164.01x = 3,018,645.87
5. Step 5: Solve for x
   x = 3,018,645.87/2,164.01
6. Step 6: Final answer
   x = 1,394.93