Finding the Fourth Proportional to 2,161,215.52, 3,238,925.52 and 1,682,021.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,161,215.52 : 3,238,925.52 = 1,682,021.96 : x
2. Step 2: Convert to fraction form
   2,161,215.52/3,238,925.52 = 1,682,021.96/x
3. Step 3: Cross multiply
   2,161,215.52x = 3,238,925.52 × 1,682,021.96
4. Step 4: Simplify right side
   2,161,215.52x = 5,447,943,851,444.42
5. Step 5: Solve for x
   x = 5,447,943,851,444.42/2,161,215.52
6. Step 6: Final answer
   x = 2,520,777.68