Finding the Fourth Proportional to 2,389,698.90, 3,297,630.69 and 1,422,900.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,389,698.90 : 3,297,630.69 = 1,422,900.18 : x
2. Step 2: Convert to fraction form
   2,389,698.90/3,297,630.69 = 1,422,900.18/x
3. Step 3: Cross multiply
   2,389,698.90x = 3,297,630.69 × 1,422,900.18
4. Step 4: Simplify right side
   2,389,698.90x = 4,692,199,302,374.52
5. Step 5: Solve for x
   x = 4,692,199,302,374.52/2,389,698.90
6. Step 6: Final answer
   x = 1,963,510.68