Finding the Fourth Proportional to 2,097,007, 3,145,518.71 and 638,068

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097,007 : 3,145,518.71 = 638,068 : x
2. Step 2: Convert to fraction form
   2,097,007/3,145,518.71 = 638,068/x
3. Step 3: Cross multiply
   2,097,007x = 3,145,518.71 × 638,068
4. Step 4: Simplify right side
   2,097,007x = 2,007,054,832,252.28
5. Step 5: Solve for x
   x = 2,007,054,832,252.28/2,097,007
6. Step 6: Final answer
   x = 957,104.50