Finding the Fourth Proportional to 2,131,606.28, 3,191,679.82 and 1,623,747.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,131,606.28 : 3,191,679.82 = 1,623,747.97 : x
2. Step 2: Convert to fraction form
   2,131,606.28/3,191,679.82 = 1,623,747.97/x
3. Step 3: Cross multiply
   2,131,606.28x = 3,191,679.82 × 1,623,747.97
4. Step 4: Simplify right side
   2,131,606.28x = 5,182,483,624,555.60
5. Step 5: Solve for x
   x = 5,182,483,624,555.60/2,131,606.28
6. Step 6: Final answer
   x = 2,431,257.44