Finding the Fourth Proportional to 2,309,367.62, 3,186,227.37 and 1,611,629.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,309,367.62 : 3,186,227.37 = 1,611,629.88 : x
2. Step 2: Convert to fraction form
   2,309,367.62/3,186,227.37 = 1,611,629.88/x
3. Step 3: Cross multiply
   2,309,367.62x = 3,186,227.37 × 1,611,629.88
4. Step 4: Simplify right side
   2,309,367.62x = 5,135,019,233,965.82
5. Step 5: Solve for x
   x = 5,135,019,233,965.82/2,309,367.62
6. Step 6: Final answer
   x = 2,223,560.77