Finding the Fourth Proportional to 2,004,903.16, 3,006,359.76 and 638,498.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,004,903.16 : 3,006,359.76 = 638,498.80 : x
2. Step 2: Convert to fraction form
   2,004,903.16/3,006,359.76 = 638,498.80/x
3. Step 3: Cross multiply
   2,004,903.16x = 3,006,359.76 × 638,498.80
4. Step 4: Simplify right side
   2,004,903.16x = 1,919,557,099,128.29
5. Step 5: Solve for x
   x = 1,919,557,099,128.29/2,004,903.16
6. Step 6: Final answer
   x = 957,431.33