Finding the Fourth Proportional to 2,665,483.44, 3,678,840.72 and 1,578,358.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665,483.44 : 3,678,840.72 = 1,578,358.56 : x
2. Step 2: Convert to fraction form
   2,665,483.44/3,678,840.72 = 1,578,358.56/x
3. Step 3: Cross multiply
   2,665,483.44x = 3,678,840.72 × 1,578,358.56
4. Step 4: Simplify right side
   2,665,483.44x = 5,806,529,741,288.56
5. Step 5: Solve for x
   x = 5,806,529,741,288.56/2,665,483.44
6. Step 6: Final answer
   x = 2,178,415.24