Finding the Fourth Proportional to 4,008,123.49, 5,531,062.23 and 2,172,542.37

Step by Step Solution

1. Step 1: Write the proportion equation
   4,008,123.49 : 5,531,062.23 = 2,172,542.37 : x
2. Step 2: Convert to fraction form
   4,008,123.49/5,531,062.23 = 2,172,542.37/x
3. Step 3: Cross multiply
   4,008,123.49x = 5,531,062.23 × 2,172,542.37
4. Step 4: Simplify right side
   4,008,123.49x = 12,016,467,045,781.69
5. Step 5: Solve for x
   x = 12,016,467,045,781.69/4,008,123.49
6. Step 6: Final answer
   x = 2,998,028.15