Finding the Fourth Proportional to 1,964.72, 2,944.20 and 1,748.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,964.72 : 2,944.20 = 1,748.72 : x
2. Step 2: Convert to fraction form
   1,964.72/2,944.20 = 1,748.72/x
3. Step 3: Cross multiply
   1,964.72x = 2,944.20 × 1,748.72
4. Step 4: Simplify right side
   1,964.72x = 5,148,581.42
5. Step 5: Solve for x
   x = 5,148,581.42/1,964.72
6. Step 6: Final answer
   x = 2,620.52