Finding the Fourth Proportional to 1,522.48, 2,288.82 and 1,201.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.48 : 2,288.82 = 1,201.72 : x
2. Step 2: Convert to fraction form
   1,522.48/2,288.82 = 1,201.72/x
3. Step 3: Cross multiply
   1,522.48x = 2,288.82 × 1,201.72
4. Step 4: Simplify right side
   1,522.48x = 2,750,520.77
5. Step 5: Solve for x
   x = 2,750,520.77/1,522.48
6. Step 6: Final answer
   x = 1,806.61