Finding the Fourth Proportional to 1,573.89, 2,172.18 and 1,050.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,573.89 : 2,172.18 = 1,050.83 : x
2. Step 2: Convert to fraction form
   1,573.89/2,172.18 = 1,050.83/x
3. Step 3: Cross multiply
   1,573.89x = 2,172.18 × 1,050.83
4. Step 4: Simplify right side
   1,573.89x = 2,282,591.91
5. Step 5: Solve for x
   x = 2,282,591.91/1,573.89
6. Step 6: Final answer
   x = 1,450.29