Finding the Fourth Proportional to 2,637,722.01, 3,950,382.72 and 1,285,647.48

Step by Step Solution

1. Step 1: Write the proportion equation
   2,637,722.01 : 3,950,382.72 = 1,285,647.48 : x
2. Step 2: Convert to fraction form
   2,637,722.01/3,950,382.72 = 1,285,647.48/x
3. Step 3: Cross multiply
   2,637,722.01x = 3,950,382.72 × 1,285,647.48
4. Step 4: Simplify right side
   2,637,722.01x = 5,078,799,589,003.55
5. Step 5: Solve for x
   x = 5,078,799,589,003.55/2,637,722.01
6. Step 6: Final answer
   x = 1,925,449.15