Finding the Fourth Proportional to 2,227,456.20, 3,073,900.50 and 1,208,862.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,227,456.20 : 3,073,900.50 = 1,208,862.12 : x
2. Step 2: Convert to fraction form
   2,227,456.20/3,073,900.50 = 1,208,862.12/x
3. Step 3: Cross multiply
   2,227,456.20x = 3,073,900.50 × 1,208,862.12
4. Step 4: Simplify right side
   2,227,456.20x = 3,715,921,875,099.06
5. Step 5: Solve for x
   x = 3,715,921,875,099.06/2,227,456.20
6. Step 6: Final answer
   x = 1,668,235.67