Finding the Fourth Proportional to 1,621.52, 2,433.27 and 1,249.88

Step by Step Solution

1. Step 1: Write the proportion equation
   1,621.52 : 2,433.27 = 1,249.88 : x
2. Step 2: Convert to fraction form
   1,621.52/2,433.27 = 1,249.88/x
3. Step 3: Cross multiply
   1,621.52x = 2,433.27 × 1,249.88
4. Step 4: Simplify right side
   1,621.52x = 3,041,291.17
5. Step 5: Solve for x
   x = 3,041,291.17/1,621.52
6. Step 6: Final answer
   x = 1,875.58