Finding the Fourth Proportional to 1,527.66, 2,109.57 and 1,445.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,527.66 : 2,109.57 = 1,445.82 : x
2. Step 2: Convert to fraction form
   1,527.66/2,109.57 = 1,445.82/x
3. Step 3: Cross multiply
   1,527.66x = 2,109.57 × 1,445.82
4. Step 4: Simplify right side
   1,527.66x = 3,050,058.50
5. Step 5: Solve for x
   x = 3,050,058.50/1,527.66
6. Step 6: Final answer
   x = 1,996.56