Finding the Fourth Proportional to 21,845,003.43, 30,146,042.79 and 12,055,377.59

Step by Step Solution

1. Step 1: Write the proportion equation
   21,845,003.43 : 30,146,042.79 = 12,055,377.59 : x
2. Step 2: Convert to fraction form
   21,845,003.43/30,146,042.79 = 12,055,377.59/x
3. Step 3: Cross multiply
   21,845,003.43x = 30,146,042.79 × 12,055,377.59
4. Step 4: Simplify right side
   21,845,003.43x = 363,421,928,527,016.88
5. Step 5: Solve for x
   x = 363,421,928,527,016.88/21,845,003.43
6. Step 6: Final answer
   x = 16,636,386.88