Finding the Fourth Proportional to 1,886.78, 2,831.01 and 732.62

Step by Step Solution

1. Step 1: Write the proportion equation
   1,886.78 : 2,831.01 = 732.62 : x
2. Step 2: Convert to fraction form
   1,886.78/2,831.01 = 732.62/x
3. Step 3: Cross multiply
   1,886.78x = 2,831.01 × 732.62
4. Step 4: Simplify right side
   1,886.78x = 2,074,054.55
5. Step 5: Solve for x
   x = 2,074,054.55/1,886.78
6. Step 6: Final answer
   x = 1,099.26