Finding the Fourth Proportional to 2,666,561.61, 3,679,212.74 and 1,619,952.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,666,561.61 : 3,679,212.74 = 1,619,952.42 : x
2. Step 2: Convert to fraction form
   2,666,561.61/3,679,212.74 = 1,619,952.42/x
3. Step 3: Cross multiply
   2,666,561.61x = 3,679,212.74 × 1,619,952.42
4. Step 4: Simplify right side
   2,666,561.61x = 5,960,149,581,857.83
5. Step 5: Solve for x
   x = 5,960,149,581,857.83/2,666,561.61
6. Step 6: Final answer
   x = 2,235,144.15