Finding the Fourth Proportional to 2,180,620.85, 3,269,531.59 and 1,431,792.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,180,620.85 : 3,269,531.59 = 1,431,792.05 : x
2. Step 2: Convert to fraction form
   2,180,620.85/3,269,531.59 = 1,431,792.05/x
3. Step 3: Cross multiply
   2,180,620.85x = 3,269,531.59 × 1,431,792.05
4. Step 4: Simplify right side
   2,180,620.85x = 4,681,289,317,858.72
5. Step 5: Solve for x
   x = 4,681,289,317,858.72/2,180,620.85
6. Step 6: Final answer
   x = 2,146,769.04