Finding the Fourth Proportional to 2,225,453.10, 3,071,290.22 and 1,245,490.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,225,453.10 : 3,071,290.22 = 1,245,490.32 : x
2. Step 2: Convert to fraction form
   2,225,453.10/3,071,290.22 = 1,245,490.32/x
3. Step 3: Cross multiply
   2,225,453.10x = 3,071,290.22 × 1,245,490.32
4. Step 4: Simplify right side
   2,225,453.10x = 3,825,262,238,920.67
5. Step 5: Solve for x
   x = 3,825,262,238,920.67/2,225,453.10
6. Step 6: Final answer
   x = 1,718,868.95