Finding the Fourth Proportional to 2,388,899.98, 3,297,402.38 and 1,625,396.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,388,899.98 : 3,297,402.38 = 1,625,396.42 : x
2. Step 2: Convert to fraction form
   2,388,899.98/3,297,402.38 = 1,625,396.42/x
3. Step 3: Cross multiply
   2,388,899.98x = 3,297,402.38 × 1,625,396.42
4. Step 4: Simplify right side
   2,388,899.98x = 5,359,586,023,751.48
5. Step 5: Solve for x
   x = 5,359,586,023,751.48/2,388,899.98
6. Step 6: Final answer
   x = 2,243,537.22