Finding the Fourth Proportional to 1,522.16, 2,098.28 and 1,190.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,522.16 : 2,098.28 = 1,190.01 : x
2. Step 2: Convert to fraction form
   1,522.16/2,098.28 = 1,190.01/x
3. Step 3: Cross multiply
   1,522.16x = 2,098.28 × 1,190.01
4. Step 4: Simplify right side
   1,522.16x = 2,496,969.55
5. Step 5: Solve for x
   x = 2,496,969.55/1,522.16
6. Step 6: Final answer
   x = 1,640.41