Finding the Fourth Proportional to 10,854,845.30, 16,284,629.55 and 3,281,613.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,854,845.30 : 16,284,629.55 = 3,281,613.30 : x
2. Step 2: Convert to fraction form
   10,854,845.30/16,284,629.55 = 3,281,613.30/x
3. Step 3: Cross multiply
   10,854,845.30x = 16,284,629.55 × 3,281,613.30
4. Step 4: Simplify right side
   10,854,845.30x = 53,439,856,916,853.02
5. Step 5: Solve for x
   x = 53,439,856,916,853.02/10,854,845.30
6. Step 6: Final answer
   x = 4,923,133.90