Finding the Fourth Proportional to 1,780,581.98, 2,457,205.32 and 964,785.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,780,581.98 : 2,457,205.32 = 964,785.42 : x
2. Step 2: Convert to fraction form
   1,780,581.98/2,457,205.32 = 964,785.42/x
3. Step 3: Cross multiply
   1,780,581.98x = 2,457,205.32 × 964,785.42
4. Step 4: Simplify right side
   1,780,581.98x = 2,370,675,870,300.38
5. Step 5: Solve for x
   x = 2,370,675,870,300.38/1,780,581.98
6. Step 6: Final answer
   x = 1,331,405.07