Finding the Fourth Proportional to 1,447.89, 2,169.50 and 753.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,447.89 : 2,169.50 = 753.52 : x
2. Step 2: Convert to fraction form
   1,447.89/2,169.50 = 753.52/x
3. Step 3: Cross multiply
   1,447.89x = 2,169.50 × 753.52
4. Step 4: Simplify right side
   1,447.89x = 1,634,747.02
5. Step 5: Solve for x
   x = 1,634,747.02/1,447.89
6. Step 6: Final answer
   x = 1,129.06