Finding the Fourth Proportional to 1,900.50, 2,623.17 and 1,072.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.50 : 2,623.17 = 1,072.98 : x
2. Step 2: Convert to fraction form
   1,900.50/2,623.17 = 1,072.98/x
3. Step 3: Cross multiply
   1,900.50x = 2,623.17 × 1,072.98
4. Step 4: Simplify right side
   1,900.50x = 2,814,608.95
5. Step 5: Solve for x
   x = 2,814,608.95/1,900.50
6. Step 6: Final answer
   x = 1,480.98