Finding the Fourth Proportional to 2,072.86, 3,106.56 and 1,522.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,072.86 : 3,106.56 = 1,522.48 : x
2. Step 2: Convert to fraction form
   2,072.86/3,106.56 = 1,522.48/x
3. Step 3: Cross multiply
   2,072.86x = 3,106.56 × 1,522.48
4. Step 4: Simplify right side
   2,072.86x = 4,729,675.47
5. Step 5: Solve for x
   x = 4,729,675.47/2,072.86
6. Step 6: Final answer
   x = 2,281.71