Finding the Fourth Proportional to 2,552,660.31, 3,522,671.82 and 1,391,106.90

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552,660.31 : 3,522,671.82 = 1,391,106.90 : x
2. Step 2: Convert to fraction form
   2,552,660.31/3,522,671.82 = 1,391,106.90/x
3. Step 3: Cross multiply
   2,552,660.31x = 3,522,671.82 × 1,391,106.90
4. Step 4: Simplify right side
   2,552,660.31x = 4,900,413,075,237.56
5. Step 5: Solve for x
   x = 4,900,413,075,237.56/2,552,660.31
6. Step 6: Final answer
   x = 1,919,727.84