Finding the Fourth Proportional to 1,961,915.46, 2,943,620.42 and 682,665.05

Step by Step Solution

1. Step 1: Write the proportion equation
   1,961,915.46 : 2,943,620.42 = 682,665.05 : x
2. Step 2: Convert to fraction form
   1,961,915.46/2,943,620.42 = 682,665.05/x
3. Step 3: Cross multiply
   1,961,915.46x = 2,943,620.42 × 682,665.05
4. Step 4: Simplify right side
   1,961,915.46x = 2,009,506,763,068.89
5. Step 5: Solve for x
   x = 2,009,506,763,068.89/1,961,915.46
6. Step 6: Final answer
   x = 1,024,257.57