Finding the Fourth Proportional to 1,748.44, 2,621.89 and 926.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,748.44 : 2,621.89 = 926.52 : x
2. Step 2: Convert to fraction form
   1,748.44/2,621.89 = 926.52/x
3. Step 3: Cross multiply
   1,748.44x = 2,621.89 × 926.52
4. Step 4: Simplify right side
   1,748.44x = 2,429,228.89
5. Step 5: Solve for x
   x = 2,429,228.89/1,748.44
6. Step 6: Final answer
   x = 1,389.37