Finding the Fourth Proportional to 2,634,796.78, 3,636,021.96 and 1,427,572.78

Step by Step Solution

1. Step 1: Write the proportion equation
   2,634,796.78 : 3,636,021.96 = 1,427,572.78 : x
2. Step 2: Convert to fraction form
   2,634,796.78/3,636,021.96 = 1,427,572.78/x
3. Step 3: Cross multiply
   2,634,796.78x = 3,636,021.96 × 1,427,572.78
4. Step 4: Simplify right side
   2,634,796.78x = 5,190,685,977,578.25
5. Step 5: Solve for x
   x = 5,190,685,977,578.25/2,634,796.78
6. Step 6: Final answer
   x = 1,970,051.74