Finding the Fourth Proportional to 2,004,796.42, 3,007,043.52 and 638,515

Step by Step Solution

1. Step 1: Write the proportion equation
   2,004,796.42 : 3,007,043.52 = 638,515 : x
2. Step 2: Convert to fraction form
   2,004,796.42/3,007,043.52 = 638,515/x
3. Step 3: Cross multiply
   2,004,796.42x = 3,007,043.52 × 638,515
4. Step 4: Simplify right side
   2,004,796.42x = 1,920,042,393,172.80
5. Step 5: Solve for x
   x = 1,920,042,393,172.80/2,004,796.42
6. Step 6: Final answer
   x = 957,724.37