Finding the Fourth Proportional to 1,395.90, 2,094.53 and 984.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,395.90 : 2,094.53 = 984.15 : x
2. Step 2: Convert to fraction form
   1,395.90/2,094.53 = 984.15/x
3. Step 3: Cross multiply
   1,395.90x = 2,094.53 × 984.15
4. Step 4: Simplify right side
   1,395.90x = 2,061,326.78
5. Step 5: Solve for x
   x = 2,061,326.78/1,395.90
6. Step 6: Final answer
   x = 1,476.70