Finding the Fourth Proportional to 2,238,546, 3,089,103.32 and 1,219,928.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238,546 : 3,089,103.32 = 1,219,928.88 : x
2. Step 2: Convert to fraction form
   2,238,546/3,089,103.32 = 1,219,928.88/x
3. Step 3: Cross multiply
   2,238,546x = 3,089,103.32 × 1,219,928.88
4. Step 4: Simplify right side
   2,238,546x = 3,768,486,353,371.88
5. Step 5: Solve for x
   x = 3,768,486,353,371.88/2,238,546
6. Step 6: Final answer
   x = 1,683,452.72