Finding the Fourth Proportional to 2,183,442.48, 3,013,110.77 and 1,216,552.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,183,442.48 : 3,013,110.77 = 1,216,552.10 : x
2. Step 2: Convert to fraction form
   2,183,442.48/3,013,110.77 = 1,216,552.10/x
3. Step 3: Cross multiply
   2,183,442.48x = 3,013,110.77 × 1,216,552.10
4. Step 4: Simplify right side
   2,183,442.48x = 3,665,606,213,627.80
5. Step 5: Solve for x
   x = 3,665,606,213,627.80/2,183,442.48
6. Step 6: Final answer
   x = 1,678,819.68