Finding the Fourth Proportional to 2,893,648.76, 3,993,228.42 and 1,604,456

Step by Step Solution

1. Step 1: Write the proportion equation
   2,893,648.76 : 3,993,228.42 = 1,604,456 : x
2. Step 2: Convert to fraction form
   2,893,648.76/3,993,228.42 = 1,604,456/x
3. Step 3: Cross multiply
   2,893,648.76x = 3,993,228.42 × 1,604,456
4. Step 4: Simplify right side
   2,893,648.76x = 6,406,959,297,839.52
5. Step 5: Solve for x
   x = 6,406,959,297,839.52/2,893,648.76
6. Step 6: Final answer
   x = 2,214,145.47