Finding the Fourth Proportional to 1,900.56, 2,848.78 and 974.84

Step by Step Solution

1. Step 1: Write the proportion equation
   1,900.56 : 2,848.78 = 974.84 : x
2. Step 2: Convert to fraction form
   1,900.56/2,848.78 = 974.84/x
3. Step 3: Cross multiply
   1,900.56x = 2,848.78 × 974.84
4. Step 4: Simplify right side
   1,900.56x = 2,777,104.70
5. Step 5: Solve for x
   x = 2,777,104.70/1,900.56
6. Step 6: Final answer
   x = 1,461.20