Finding the Fourth Proportional to 5,236,100.56, 7,855,036.56 and 2,678,425.84

Step by Step Solution

1. Step 1: Write the proportion equation
   5,236,100.56 : 7,855,036.56 = 2,678,425.84 : x
2. Step 2: Convert to fraction form
   5,236,100.56/7,855,036.56 = 2,678,425.84/x
3. Step 3: Cross multiply
   5,236,100.56x = 7,855,036.56 × 2,678,425.84
4. Step 4: Simplify right side
   5,236,100.56x = 21,039,132,896,448.71
5. Step 5: Solve for x
   x = 21,039,132,896,448.71/5,236,100.56
6. Step 6: Final answer
   x = 4,018,091.83