Finding the Fourth Proportional to 2,805,243.54, 3,869,441 and 1,945,490.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,805,243.54 : 3,869,441 = 1,945,490.10 : x
2. Step 2: Convert to fraction form
   2,805,243.54/3,869,441 = 1,945,490.10/x
3. Step 3: Cross multiply
   2,805,243.54x = 3,869,441 × 1,945,490.10
4. Step 4: Simplify right side
   2,805,243.54x = 7,527,959,158,034.10
5. Step 5: Solve for x
   x = 7,527,959,158,034.10/2,805,243.54
6. Step 6: Final answer
   x = 2,683,531.41