Finding the Fourth Proportional to 1,484.38, 2,047.71 and 1,064.80

Step by Step Solution

1. Step 1: Write the proportion equation
   1,484.38 : 2,047.71 = 1,064.80 : x
2. Step 2: Convert to fraction form
   1,484.38/2,047.71 = 1,064.80/x
3. Step 3: Cross multiply
   1,484.38x = 2,047.71 × 1,064.80
4. Step 4: Simplify right side
   1,484.38x = 2,180,401.61
5. Step 5: Solve for x
   x = 2,180,401.61/1,484.38
6. Step 6: Final answer
   x = 1,468.90