Finding the Fourth Proportional to 1,564.56, 2,159.24 and 901.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,564.56 : 2,159.24 = 901.52 : x
2. Step 2: Convert to fraction form
   1,564.56/2,159.24 = 901.52/x
3. Step 3: Cross multiply
   1,564.56x = 2,159.24 × 901.52
4. Step 4: Simplify right side
   1,564.56x = 1,946,598.04
5. Step 5: Solve for x
   x = 1,946,598.04/1,564.56
6. Step 6: Final answer
   x = 1,244.18