Finding the Fourth Proportional to 2,825,375.09, 3,898,910.12 and 1,536,216.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,825,375.09 : 3,898,910.12 = 1,536,216.55 : x
2. Step 2: Convert to fraction form
   2,825,375.09/3,898,910.12 = 1,536,216.55/x
3. Step 3: Cross multiply
   2,825,375.09x = 3,898,910.12 × 1,536,216.55
4. Step 4: Simplify right side
   2,825,375.09x = 5,989,570,253,306.49
5. Step 5: Solve for x
   x = 5,989,570,253,306.49/2,825,375.09
6. Step 6: Final answer
   x = 2,119,920.39