Finding the Fourth Proportional to 2,641.52, 3,645.74 and 1,522.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,641.52 : 3,645.74 = 1,522.25 : x
2. Step 2: Convert to fraction form
   2,641.52/3,645.74 = 1,522.25/x
3. Step 3: Cross multiply
   2,641.52x = 3,645.74 × 1,522.25
4. Step 4: Simplify right side
   2,641.52x = 5,549,740.63
5. Step 5: Solve for x
   x = 5,549,740.63/2,641.52
6. Step 6: Final answer
   x = 2,100.97