Finding the Fourth Proportional to 2,408,766.16, 3,323,857.80 and 1,390,498.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,408,766.16 : 3,323,857.80 = 1,390,498.96 : x
2. Step 2: Convert to fraction form
   2,408,766.16/3,323,857.80 = 1,390,498.96/x
3. Step 3: Cross multiply
   2,408,766.16x = 3,323,857.80 × 1,390,498.96
4. Step 4: Simplify right side
   2,408,766.16x = 4,621,820,814,087.89
5. Step 5: Solve for x
   x = 4,621,820,814,087.89/2,408,766.16
6. Step 6: Final answer
   x = 1,918,750.31