Finding the Fourth Proportional to 3,111,721.56, 4,658,780.16 and 1,649,436.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111,721.56 : 4,658,780.16 = 1,649,436.06 : x
2. Step 2: Convert to fraction form
   3,111,721.56/4,658,780.16 = 1,649,436.06/x
3. Step 3: Cross multiply
   3,111,721.56x = 4,658,780.16 × 1,649,436.06
4. Step 4: Simplify right side
   3,111,721.56x = 7,684,359,991,516.57
5. Step 5: Solve for x
   x = 7,684,359,991,516.57/3,111,721.56
6. Step 6: Final answer
   x = 2,469,488.30