Finding the Fourth Proportional to 1,449.32, 2,173.34 and 901.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,449.32 : 2,173.34 = 901.48 : x
2. Step 2: Convert to fraction form
   1,449.32/2,173.34 = 901.48/x
3. Step 3: Cross multiply
   1,449.32x = 2,173.34 × 901.48
4. Step 4: Simplify right side
   1,449.32x = 1,959,222.54
5. Step 5: Solve for x
   x = 1,959,222.54/1,449.32
6. Step 6: Final answer
   x = 1,351.82