Finding the Fourth Proportional to 2,665,777.55, 3,678,774.10 and 1,442,082.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,777.55 : 3,678,774.10 = 1,442,082.80 : x
2. Step 2: Convert to fraction form
   2,665,777.55/3,678,774.10 = 1,442,082.80/x
3. Step 3: Cross multiply
   2,665,777.55x = 3,678,774.10 × 1,442,082.80
4. Step 4: Simplify right side
   2,665,777.55x = 5,305,096,860,287.21
5. Step 5: Solve for x
   x = 5,305,096,860,287.21/2,665,777.55
6. Step 6: Final answer
   x = 1,990,074.85