Finding the Fourth Proportional to 2,807,978.22, 3,874,676.69 and 1,584,212.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,807,978.22 : 3,874,676.69 = 1,584,212.30 : x
2. Step 2: Convert to fraction form
   2,807,978.22/3,874,676.69 = 1,584,212.30/x
3. Step 3: Cross multiply
   2,807,978.22x = 3,874,676.69 × 1,584,212.30
4. Step 4: Simplify right side
   2,807,978.22x = 6,138,310,476,380.24
5. Step 5: Solve for x
   x = 6,138,310,476,380.24/2,807,978.22
6. Step 6: Final answer
   x = 2,186,024.96