Finding the Fourth Proportional to 12,189,514.22, 16,823,243.34 and 7,544,789.13

Step by Step Solution

1. Step 1: Write the proportion equation
   12,189,514.22 : 16,823,243.34 = 7,544,789.13 : x
2. Step 2: Convert to fraction form
   12,189,514.22/16,823,243.34 = 7,544,789.13/x
3. Step 3: Cross multiply
   12,189,514.22x = 16,823,243.34 × 7,544,789.13
4. Step 4: Simplify right side
   12,189,514.22x = 126,927,823,482,976.89
5. Step 5: Solve for x
   x = 126,927,823,482,976.89/12,189,514.22
6. Step 6: Final answer
   x = 10,412,869.72