Finding the Fourth Proportional to 3,926,017.20, 5,881,768.20 and 2,238,106.80

Step by Step Solution

1. Step 1: Write the proportion equation
   3,926,017.20 : 5,881,768.20 = 2,238,106.80 : x
2. Step 2: Convert to fraction form
   3,926,017.20/5,881,768.20 = 2,238,106.80/x
3. Step 3: Cross multiply
   3,926,017.20x = 5,881,768.20 × 2,238,106.80
4. Step 4: Simplify right side
   3,926,017.20x = 13,164,025,404,443.76
5. Step 5: Solve for x
   x = 13,164,025,404,443.76/3,926,017.20
6. Step 6: Final answer
   x = 3,353,022.86