Finding the Fourth Proportional to 2,227,620.62, 3,074,117.76 and 1,209,025.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227,620.62 : 3,074,117.76 = 1,209,025.34 : x
2. Step 2: Convert to fraction form
   2,227,620.62/3,074,117.76 = 1,209,025.34/x
3. Step 3: Cross multiply
   2,227,620.62x = 3,074,117.76 × 1,209,025.34
4. Step 4: Simplify right side
   2,227,620.62x = 3,716,686,269,984.04
5. Step 5: Solve for x
   x = 3,716,686,269,984.04/2,227,620.62
6. Step 6: Final answer
   x = 1,668,455.68