Finding the Fourth Proportional to 2,084.48, 3,127.41 and 698.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,084.48 : 3,127.41 = 698.47 : x
2. Step 2: Convert to fraction form
   2,084.48/3,127.41 = 698.47/x
3. Step 3: Cross multiply
   2,084.48x = 3,127.41 × 698.47
4. Step 4: Simplify right side
   2,084.48x = 2,184,411.84
5. Step 5: Solve for x
   x = 2,184,411.84/2,084.48
6. Step 6: Final answer
   x = 1,047.94