Finding the Fourth Proportional to 2,155,858.40, 3,227,061.30 and 1,587,880.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,155,858.40 : 3,227,061.30 = 1,587,880.83 : x
2. Step 2: Convert to fraction form
   2,155,858.40/3,227,061.30 = 1,587,880.83/x
3. Step 3: Cross multiply
   2,155,858.40x = 3,227,061.30 × 1,587,880.83
4. Step 4: Simplify right side
   2,155,858.40x = 5,124,188,775,504.88
5. Step 5: Solve for x
   x = 5,124,188,775,504.88/2,155,858.40
6. Step 6: Final answer
   x = 2,376,867.05