Finding the Fourth Proportional to 2,978,566.78, 4,111,849.84 and 1,833,628.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,978,566.78 : 4,111,849.84 = 1,833,628.54 : x
2. Step 2: Convert to fraction form
   2,978,566.78/4,111,849.84 = 1,833,628.54/x
3. Step 3: Cross multiply
   2,978,566.78x = 4,111,849.84 × 1,833,628.54
4. Step 4: Simplify right side
   2,978,566.78x = 7,539,605,218,818.43
5. Step 5: Solve for x
   x = 7,539,605,218,818.43/2,978,566.78
6. Step 6: Final answer
   x = 2,531,286.28