Finding the Fourth Proportional to 2,756,672.64, 4,135,005.72 and 863,561.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,756,672.64 : 4,135,005.72 = 863,561.52 : x
2. Step 2: Convert to fraction form
   2,756,672.64/4,135,005.72 = 863,561.52/x
3. Step 3: Cross multiply
   2,756,672.64x = 4,135,005.72 × 863,561.52
4. Step 4: Simplify right side
   2,756,672.64x = 3,570,831,824,771.89
5. Step 5: Solve for x
   x = 3,570,831,824,771.89/2,756,672.64
6. Step 6: Final answer
   x = 1,295,341.27