Finding the Fourth Proportional to 2,188,505.82, 3,284,300.49 and 768,672.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,188,505.82 : 3,284,300.49 = 768,672.54 : x
2. Step 2: Convert to fraction form
   2,188,505.82/3,284,300.49 = 768,672.54/x
3. Step 3: Cross multiply
   2,188,505.82x = 3,284,300.49 × 768,672.54
4. Step 4: Simplify right side
   2,188,505.82x = 2,524,551,599,771.55
5. Step 5: Solve for x
   x = 2,524,551,599,771.55/2,188,505.82
6. Step 6: Final answer
   x = 1,153,550.32