Finding the Fourth Proportional to 2,056,494.76, 3,084,872.82 and 636,431.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,056,494.76 : 3,084,872.82 = 636,431.56 : x
2. Step 2: Convert to fraction form
   2,056,494.76/3,084,872.82 = 636,431.56/x
3. Step 3: Cross multiply
   2,056,494.76x = 3,084,872.82 × 636,431.56
4. Step 4: Simplify right side
   2,056,494.76x = 1,963,310,421,234.20
5. Step 5: Solve for x
   x = 1,963,310,421,234.20/2,056,494.76
6. Step 6: Final answer
   x = 954,687.78