Finding the Fourth Proportional to 2,225,870.28, 3,071,700.23 and 1,258,979.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,225,870.28 : 3,071,700.23 = 1,258,979.76 : x
2. Step 2: Convert to fraction form
   2,225,870.28/3,071,700.23 = 1,258,979.76/x
3. Step 3: Cross multiply
   2,225,870.28x = 3,071,700.23 × 1,258,979.76
4. Step 4: Simplify right side
   2,225,870.28x = 3,867,208,412,062.45
5. Step 5: Solve for x
   x = 3,867,208,412,062.45/2,225,870.28
6. Step 6: Final answer
   x = 1,737,391.64