Finding the Fourth Proportional to 1,780,123.98, 2,456,568.86 and 964,331.04

Step by Step Solution

1. Step 1: Write the proportion equation
   1,780,123.98 : 2,456,568.86 = 964,331.04 : x
2. Step 2: Convert to fraction form
   1,780,123.98/2,456,568.86 = 964,331.04/x
3. Step 3: Cross multiply
   1,780,123.98x = 2,456,568.86 × 964,331.04
4. Step 4: Simplify right side
   1,780,123.98x = 2,368,945,598,773.76
5. Step 5: Solve for x
   x = 2,368,945,598,773.76/1,780,123.98
6. Step 6: Final answer
   x = 1,330,775.62