Finding the Fourth Proportional to 1,483.72, 2,227.64 and 753.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,483.72 : 2,227.64 = 753.80 : x
2. Step 2: Convert to fraction form
   1,483.72/2,227.64 = 753.80/x
3. Step 3: Cross multiply
   1,483.72x = 2,227.64 × 753.80
4. Step 4: Simplify right side
   1,483.72x = 1,679,195.03
5. Step 5: Solve for x
   x = 1,679,195.03/1,483.72
6. Step 6: Final answer
   x = 1,131.75