Finding the Fourth Proportional to 4,322,128.28, 6,483,468.90 and 1,662,736.28

Step by Step Solution

1. Step 1: Write the proportion equation
   4,322,128.28 : 6,483,468.90 = 1,662,736.28 : x
2. Step 2: Convert to fraction form
   4,322,128.28/6,483,468.90 = 1,662,736.28/x
3. Step 3: Cross multiply
   4,322,128.28x = 6,483,468.90 × 1,662,736.28
4. Step 4: Simplify right side
   4,322,128.28x = 10,780,298,960,281.69
5. Step 5: Solve for x
   x = 10,780,298,960,281.69/4,322,128.28
6. Step 6: Final answer
   x = 2,494,210.78