Finding the Fourth Proportional to 2,225,091.69, 3,070,686.90 and 1,258,366.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,225,091.69 : 3,070,686.90 = 1,258,366.56 : x
2. Step 2: Convert to fraction form
   2,225,091.69/3,070,686.90 = 1,258,366.56/x
3. Step 3: Cross multiply
   2,225,091.69x = 3,070,686.90 × 1,258,366.56
4. Step 4: Simplify right side
   2,225,091.69x = 3,864,049,711,190.06
5. Step 5: Solve for x
   x = 3,864,049,711,190.06/2,225,091.69
6. Step 6: Final answer
   x = 1,736,579.99