Finding the Fourth Proportional to 3,748.02, 5,622.83 and 1,439.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,748.02 : 5,622.83 = 1,439.50 : x
2. Step 2: Convert to fraction form
   3,748.02/5,622.83 = 1,439.50/x
3. Step 3: Cross multiply
   3,748.02x = 5,622.83 × 1,439.50
4. Step 4: Simplify right side
   3,748.02x = 8,094,063.79
5. Step 5: Solve for x
   x = 8,094,063.79/3,748.02
6. Step 6: Final answer
   x = 2,159.56