Finding the Fourth Proportional to 2,086,234.40, 3,131,425.20 and 1,022,477.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,086,234.40 : 3,131,425.20 = 1,022,477.60 : x
2. Step 2: Convert to fraction form
   2,086,234.40/3,131,425.20 = 1,022,477.60/x
3. Step 3: Cross multiply
   2,086,234.40x = 3,131,425.20 × 1,022,477.60
4. Step 4: Simplify right side
   2,086,234.40x = 3,201,812,123,075.52
5. Step 5: Solve for x
   x = 3,201,812,123,075.52/2,086,234.40
6. Step 6: Final answer
   x = 1,534,732.69