Finding the Fourth Proportional to 2,525,123.34, 3,788,216.96 and 819,133.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,525,123.34 : 3,788,216.96 = 819,133.42 : x
2. Step 2: Convert to fraction form
   2,525,123.34/3,788,216.96 = 819,133.42/x
3. Step 3: Cross multiply
   2,525,123.34x = 3,788,216.96 × 819,133.42
4. Step 4: Simplify right side
   2,525,123.34x = 3,103,055,114,146.80
5. Step 5: Solve for x
   x = 3,103,055,114,146.80/2,525,123.34
6. Step 6: Final answer
   x = 1,228,872.69