Finding the Fourth Proportional to 2,634,648, 3,635,817.60 and 1,427,424

Step by Step Solution

1. Step 1: Write the proportion equation
   2,634,648 : 3,635,817.60 = 1,427,424 : x
2. Step 2: Convert to fraction form
   2,634,648/3,635,817.60 = 1,427,424/x
3. Step 3: Cross multiply
   2,634,648x = 3,635,817.60 × 1,427,424
4. Step 4: Simplify right side
   2,634,648x = 5,189,853,301,862.40
5. Step 5: Solve for x
   x = 5,189,853,301,862.40/2,634,648
6. Step 6: Final answer
   x = 1,969,846.94