Finding the Fourth Proportional to 2,407,016.88, 3,610,747.98 and 870,395.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,407,016.88 : 3,610,747.98 = 870,395.85 : x
2. Step 2: Convert to fraction form
   2,407,016.88/3,610,747.98 = 870,395.85/x
3. Step 3: Cross multiply
   2,407,016.88x = 3,610,747.98 × 870,395.85
4. Step 4: Simplify right side
   2,407,016.88x = 3,142,780,034,782.16
5. Step 5: Solve for x
   x = 3,142,780,034,782.16/2,407,016.88
6. Step 6: Final answer
   x = 1,305,674.28