Finding the Fourth Proportional to 2,521,990,540.38, 3,480,562,074.24 and 1,408,371,773.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,521,990,540.38 : 3,480,562,074.24 = 1,408,371,773.34 : x
2. Step 2: Convert to fraction form
   2,521,990,540.38/3,480,562,074.24 = 1,408,371,773.34/x
3. Step 3: Cross multiply
   2,521,990,540.38x = 3,480,562,074.24 × 1,408,371,773.34
4. Step 4: Simplify right side
   2,521,990,540.38x = 4,901,925,380,717,336,576
5. Step 5: Solve for x
   x = 4,901,925,380,717,336,576/2,521,990,540.38
6. Step 6: Final answer
   x = 1,943,673,182.84