Finding the Fourth Proportional to 3,850,081.47, 5,780,799.54 and 2,147,551.20

Step by Step Solution

1. Step 1: Write the proportion equation
   3,850,081.47 : 5,780,799.54 = 2,147,551.20 : x
2. Step 2: Convert to fraction form
   3,850,081.47/5,780,799.54 = 2,147,551.20/x
3. Step 3: Cross multiply
   3,850,081.47x = 5,780,799.54 × 2,147,551.20
4. Step 4: Simplify right side
   3,850,081.47x = 12,414,562,989,086.45
5. Step 5: Solve for x
   x = 12,414,562,989,086.45/3,850,081.47
6. Step 6: Final answer
   x = 3,224,493.58