Finding the Fourth Proportional to 2,280,650.51, 3,147,298.93 and 1,248,157.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,280,650.51 : 3,147,298.93 = 1,248,157.69 : x
2. Step 2: Convert to fraction form
   2,280,650.51/3,147,298.93 = 1,248,157.69/x
3. Step 3: Cross multiply
   2,280,650.51x = 3,147,298.93 × 1,248,157.69
4. Step 4: Simplify right side
   2,280,650.51x = 3,928,325,362,208.27
5. Step 5: Solve for x
   x = 3,928,325,362,208.27/2,280,650.51
6. Step 6: Final answer
   x = 1,722,458.28