Finding the Fourth Proportional to 2,870.98, 4,305.57 and 1,829.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,870.98 : 4,305.57 = 1,829.50 : x
2. Step 2: Convert to fraction form
   2,870.98/4,305.57 = 1,829.50/x
3. Step 3: Cross multiply
   2,870.98x = 4,305.57 × 1,829.50
4. Step 4: Simplify right side
   2,870.98x = 7,877,040.32
5. Step 5: Solve for x
   x = 7,877,040.32/2,870.98
6. Step 6: Final answer
   x = 2,743.68