Finding the Fourth Proportional to 2,258,248.79, 3,116,299.37 and 1,225,734.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,258,248.79 : 3,116,299.37 = 1,225,734.42 : x
2. Step 2: Convert to fraction form
   2,258,248.79/3,116,299.37 = 1,225,734.42/x
3. Step 3: Cross multiply
   2,258,248.79x = 3,116,299.37 × 1,225,734.42
4. Step 4: Simplify right side
   2,258,248.79x = 3,819,755,400,833.32
5. Step 5: Solve for x
   x = 3,819,755,400,833.32/2,258,248.79
6. Step 6: Final answer
   x = 1,691,467.93