Finding the Fourth Proportional to 2,258,488.71, 3,116,769.30 and 1,226,038.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258,488.71 : 3,116,769.30 = 1,226,038.77 : x
2. Step 2: Convert to fraction form
   2,258,488.71/3,116,769.30 = 1,226,038.77/x
3. Step 3: Cross multiply
   2,258,488.71x = 3,116,769.30 × 1,226,038.77
4. Step 4: Simplify right side
   2,258,488.71x = 3,821,279,998,945.76
5. Step 5: Solve for x
   x = 3,821,279,998,945.76/2,258,488.71
6. Step 6: Final answer
   x = 1,691,963.29