Finding the Fourth Proportional to 2,180,404.22, 3,271,123.92 and 684,496.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180,404.22 : 3,271,123.92 = 684,496.22 : x
2. Step 2: Convert to fraction form
   2,180,404.22/3,271,123.92 = 684,496.22/x
3. Step 3: Cross multiply
   2,180,404.22x = 3,271,123.92 × 684,496.22
4. Step 4: Simplify right side
   2,180,404.22x = 2,239,071,942,035.96
5. Step 5: Solve for x
   x = 2,239,071,942,035.96/2,180,404.22
6. Step 6: Final answer
   x = 1,026,906.81