Finding the Fourth Proportional to 2,238,586.82, 3,089,359.31 and 1,258,834.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238,586.82 : 3,089,359.31 = 1,258,834.18 : x
2. Step 2: Convert to fraction form
   2,238,586.82/3,089,359.31 = 1,258,834.18/x
3. Step 3: Cross multiply
   2,238,586.82x = 3,089,359.31 × 1,258,834.18
4. Step 4: Simplify right side
   2,238,586.82x = 3,888,991,093,729.22
5. Step 5: Solve for x
   x = 3,888,991,093,729.22/2,238,586.82
6. Step 6: Final answer
   x = 1,737,252.74