Finding the Fourth Proportional to 2,230,761.54, 3,078,201 and 1,263,684.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,230,761.54 : 3,078,201 = 1,263,684.72 : x
2. Step 2: Convert to fraction form
   2,230,761.54/3,078,201 = 1,263,684.72/x
3. Step 3: Cross multiply
   2,230,761.54x = 3,078,201 × 1,263,684.72
4. Step 4: Simplify right side
   2,230,761.54x = 3,889,875,568,788.72
5. Step 5: Solve for x
   x = 3,889,875,568,788.72/2,230,761.54
6. Step 6: Final answer
   x = 1,743,743.34