Finding the Fourth Proportional to 1,564,443.56, 2,158,948.82 and 960,831.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,564,443.56 : 2,158,948.82 = 960,831.56 : x
2. Step 2: Convert to fraction form
   1,564,443.56/2,158,948.82 = 960,831.56/x
3. Step 3: Cross multiply
   1,564,443.56x = 2,158,948.82 × 960,831.56
4. Step 4: Simplify right side
   1,564,443.56x = 2,074,386,162,680.76
5. Step 5: Solve for x
   x = 2,074,386,162,680.76/1,564,443.56
6. Step 6: Final answer
   x = 1,325,957.81