Finding the Fourth Proportional to 2,269,347.48, 3,404,032.20 and 671,940.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,269,347.48 : 3,404,032.20 = 671,940.72 : x
2. Step 2: Convert to fraction form
   2,269,347.48/3,404,032.20 = 671,940.72/x
3. Step 3: Cross multiply
   2,269,347.48x = 3,404,032.20 × 671,940.72
4. Step 4: Simplify right side
   2,269,347.48x = 2,287,307,847,371.18
5. Step 5: Solve for x
   x = 2,287,307,847,371.18/2,269,347.48
6. Step 6: Final answer
   x = 1,007,914.33