Finding the Fourth Proportional to 1,648,105.82, 2,472,869.15 and 889,796.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,648,105.82 : 2,472,869.15 = 889,796.71 : x
2. Step 2: Convert to fraction form
   1,648,105.82/2,472,869.15 = 889,796.71/x
3. Step 3: Cross multiply
   1,648,105.82x = 2,472,869.15 × 889,796.71
4. Step 4: Simplify right side
   1,648,105.82x = 2,200,350,829,481.51
5. Step 5: Solve for x
   x = 2,200,350,829,481.51/1,648,105.82
6. Step 6: Final answer
   x = 1,335,078.61