Finding the Fourth Proportional to 2,645.88, 3,651.42 and 1,527

Step by Step Solution

1. Step 1: Write the proportion equation
   2,645.88 : 3,651.42 = 1,527 : x
2. Step 2: Convert to fraction form
   2,645.88/3,651.42 = 1,527/x
3. Step 3: Cross multiply
   2,645.88x = 3,651.42 × 1,527
4. Step 4: Simplify right side
   2,645.88x = 5,575,718.34
5. Step 5: Solve for x
   x = 5,575,718.34/2,645.88
6. Step 6: Final answer
   x = 2,107.32