Finding the Fourth Proportional to 3,522.01, 5,279.50 and 1,962.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,522.01 : 5,279.50 = 1,962.72 : x
2. Step 2: Convert to fraction form
   3,522.01/5,279.50 = 1,962.72/x
3. Step 3: Cross multiply
   3,522.01x = 5,279.50 × 1,962.72
4. Step 4: Simplify right side
   3,522.01x = 10,362,180.24
5. Step 5: Solve for x
   x = 10,362,180.24/3,522.01
6. Step 6: Final answer
   x = 2,942.12