Finding the Fourth Proportional to 2,105,396.37, 3,155,896.51 and 1,527,623.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,105,396.37 : 3,155,896.51 = 1,527,623.78 : x
2. Step 2: Convert to fraction form
   2,105,396.37/3,155,896.51 = 1,527,623.78/x
3. Step 3: Cross multiply
   2,105,396.37x = 3,155,896.51 × 1,527,623.78
4. Step 4: Simplify right side
   2,105,396.37x = 4,821,022,536,296.47
5. Step 5: Solve for x
   x = 4,821,022,536,296.47/2,105,396.37
6. Step 6: Final answer
   x = 2,289,840.81