Finding the Fourth Proportional to 1,949.84, 2,920.62 and 1,814.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,949.84 : 2,920.62 = 1,814.98 : x
2. Step 2: Convert to fraction form
   1,949.84/2,920.62 = 1,814.98/x
3. Step 3: Cross multiply
   1,949.84x = 2,920.62 × 1,814.98
4. Step 4: Simplify right side
   1,949.84x = 5,300,866.89
5. Step 5: Solve for x
   x = 5,300,866.89/1,949.84
6. Step 6: Final answer
   x = 2,718.62