Finding the Fourth Proportional to 3,431,665.20, 5,144,151.69 and 1,634,066.22

Step by Step Solution

1. Step 1: Write the proportion equation
   3,431,665.20 : 5,144,151.69 = 1,634,066.22 : x
2. Step 2: Convert to fraction form
   3,431,665.20/5,144,151.69 = 1,634,066.22/x
3. Step 3: Cross multiply
   3,431,665.20x = 5,144,151.69 × 1,634,066.22
4. Step 4: Simplify right side
   3,431,665.20x = 8,405,884,507,184.91
5. Step 5: Solve for x
   x = 8,405,884,507,184.91/3,431,665.20
6. Step 6: Final answer
   x = 2,449,506.00