Finding the Fourth Proportional to 1,790.00, 2,470.35 and 993.57

Step by Step Solution

1. Step 1: Write the proportion equation
   1,790.00 : 2,470.35 = 993.57 : x
2. Step 2: Convert to fraction form
   1,790.00/2,470.35 = 993.57/x
3. Step 3: Cross multiply
   1,790.00x = 2,470.35 × 993.57
4. Step 4: Simplify right side
   1,790.00x = 2,454,465.65
5. Step 5: Solve for x
   x = 2,454,465.65/1,790.00
6. Step 6: Final answer
   x = 1,371.21