Finding the Fourth Proportional to 2,426,466.72, 3,640,084.56 and 807,293.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,426,466.72 : 3,640,084.56 = 807,293.28 : x
2. Step 2: Convert to fraction form
   2,426,466.72/3,640,084.56 = 807,293.28/x
3. Step 3: Cross multiply
   2,426,466.72x = 3,640,084.56 × 807,293.28
4. Step 4: Simplify right side
   2,426,466.72x = 2,938,615,803,919.76
5. Step 5: Solve for x
   x = 2,938,615,803,919.76/2,426,466.72
6. Step 6: Final answer
   x = 1,211,067.84