Finding the Fourth Proportional to 1,074.76, 1,483.03 and 602.61

Step by Step Solution

1. Step 1: Write the proportion equation
   1,074.76 : 1,483.03 = 602.61 : x
2. Step 2: Convert to fraction form
   1,074.76/1,483.03 = 602.61/x
3. Step 3: Cross multiply
   1,074.76x = 1,483.03 × 602.61
4. Step 4: Simplify right side
   1,074.76x = 893,688.71
5. Step 5: Solve for x
   x = 893,688.71/1,074.76
6. Step 6: Final answer
   x = 831.52