Finding the Fourth Proportional to 2,591,363, 3,575,856.78 and 1,673,632.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,591,363 : 3,575,856.78 = 1,673,632.20 : x
2. Step 2: Convert to fraction form
   2,591,363/3,575,856.78 = 1,673,632.20/x
3. Step 3: Cross multiply
   2,591,363x = 3,575,856.78 × 1,673,632.20
4. Step 4: Simplify right side
   2,591,363x = 5,984,669,049,596.32
5. Step 5: Solve for x
   x = 5,984,669,049,596.32/2,591,363
6. Step 6: Final answer
   x = 2,309,467.66