Finding the Fourth Proportional to 23,043,459.72, 31,800,383.82 and 12,729,567.72

Step by Step Solution

1. Step 1: Write the proportion equation
   23,043,459.72 : 31,800,383.82 = 12,729,567.72 : x
2. Step 2: Convert to fraction form
   23,043,459.72/31,800,383.82 = 12,729,567.72/x
3. Step 3: Cross multiply
   23,043,459.72x = 31,800,383.82 × 12,729,567.72
4. Step 4: Simplify right side
   23,043,459.72x = 404,805,139,358,682.31
5. Step 5: Solve for x
   x = 404,805,139,358,682.31/23,043,459.72
6. Step 6: Final answer
   x = 17,567,029.62