Finding the Fourth Proportional to 2,189,957.48, 3,284,943.82 and 673,630.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,189,957.48 : 3,284,943.82 = 673,630.12 : x
2. Step 2: Convert to fraction form
   2,189,957.48/3,284,943.82 = 673,630.12/x
3. Step 3: Cross multiply
   2,189,957.48x = 3,284,943.82 × 673,630.12
4. Step 4: Simplify right side
   2,189,957.48x = 2,212,837,099,659.86
5. Step 5: Solve for x
   x = 2,212,837,099,659.86/2,189,957.48
6. Step 6: Final answer
   x = 1,010,447.52