Finding the Fourth Proportional to 22,933,196.03, 31,647,789.20 and 12,619,919.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,933,196.03 : 31,647,789.20 = 12,619,919.12 : x
2. Step 2: Convert to fraction form
   22,933,196.03/31,647,789.20 = 12,619,919.12/x
3. Step 3: Cross multiply
   22,933,196.03x = 31,647,789.20 × 12,619,919.12
4. Step 4: Simplify right side
   22,933,196.03x = 399,392,539,809,471
5. Step 5: Solve for x
   x = 399,392,539,809,471/22,933,196.03
6. Step 6: Final answer
   x = 17,415,476.65