Finding the Fourth Proportional to 1,061.76, 1,593.30 and 484.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,061.76 : 1,593.30 = 484.62 : x
2. Step 2: Convert to fraction form
   1,061.76/1,593.30 = 484.62/x
3. Step 3: Cross multiply
   1,061.76x = 1,593.30 × 484.62
4. Step 4: Simplify right side
   1,061.76x = 772,145.05
5. Step 5: Solve for x
   x = 772,145.05/1,061.76
6. Step 6: Final answer
   x = 727.23