Finding the Fourth Proportional to 2,227,731.24, 3,074,230.56 and 1,209,114.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227,731.24 : 3,074,230.56 = 1,209,114.12 : x
2. Step 2: Convert to fraction form
   2,227,731.24/3,074,230.56 = 1,209,114.12/x
3. Step 3: Cross multiply
   2,227,731.24x = 3,074,230.56 × 1,209,114.12
4. Step 4: Simplify right side
   2,227,731.24x = 3,717,095,578,231.51
5. Step 5: Solve for x
   x = 3,717,095,578,231.51/2,227,731.24
6. Step 6: Final answer
   x = 1,668,556.56