Finding the Fourth Proportional to 1,870.50, 2,804.43 and 829.93

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.50 : 2,804.43 = 829.93 : x
2. Step 2: Convert to fraction form
   1,870.50/2,804.43 = 829.93/x
3. Step 3: Cross multiply
   1,870.50x = 2,804.43 × 829.93
4. Step 4: Simplify right side
   1,870.50x = 2,327,480.59
5. Step 5: Solve for x
   x = 2,327,480.59/1,870.50
6. Step 6: Final answer
   x = 1,244.31