Finding the Fourth Proportional to 2,808,300, 3,873,879.36 and 1,721,098.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,808,300 : 3,873,879.36 = 1,721,098.56 : x
2. Step 2: Convert to fraction form
   2,808,300/3,873,879.36 = 1,721,098.56/x
3. Step 3: Cross multiply
   2,808,300x = 3,873,879.36 × 1,721,098.56
4. Step 4: Simplify right side
   2,808,300x = 6,667,328,188,109.72
5. Step 5: Solve for x
   x = 6,667,328,188,109.72/2,808,300
6. Step 6: Final answer
   x = 2,374,150.98