Finding the Fourth Proportional to 2,290,890.10, 3,436,335.15 and 2,080,938.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,290,890.10 : 3,436,335.15 = 2,080,938.10 : x
2. Step 2: Convert to fraction form
   2,290,890.10/3,436,335.15 = 2,080,938.10/x
3. Step 3: Cross multiply
   2,290,890.10x = 3,436,335.15 × 2,080,938.10
4. Step 4: Simplify right side
   2,290,890.10x = 7,150,800,738,004.22
5. Step 5: Solve for x
   x = 7,150,800,738,004.22/2,290,890.10
6. Step 6: Final answer
   x = 3,121,407.15