Finding the Fourth Proportional to 2,946.84, 4,069.83 and 1,830.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,946.84 : 4,069.83 = 1,830.45 : x
2. Step 2: Convert to fraction form
   2,946.84/4,069.83 = 1,830.45/x
3. Step 3: Cross multiply
   2,946.84x = 4,069.83 × 1,830.45
4. Step 4: Simplify right side
   2,946.84x = 7,449,620.32
5. Step 5: Solve for x
   x = 7,449,620.32/2,946.84
6. Step 6: Final answer
   x = 2,528.00