Finding the Fourth Proportional to 2,870,644.89, 4,303,009.98 and 1,273,959.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,870,644.89 : 4,303,009.98 = 1,273,959.93 : x
2. Step 2: Convert to fraction form
   2,870,644.89/4,303,009.98 = 1,273,959.93/x
3. Step 3: Cross multiply
   2,870,644.89x = 4,303,009.98 × 1,273,959.93
4. Step 4: Simplify right side
   2,870,644.89x = 5,481,862,292,910.10
5. Step 5: Solve for x
   x = 5,481,862,292,910.10/2,870,644.89
6. Step 6: Final answer
   x = 1,909,627.45