Finding the Fourth Proportional to 21,769,401.72, 32,658,826.38 and 6,622,939.56

Step by Step Solution

1. Step 1: Write the proportion equation
   21,769,401.72 : 32,658,826.38 = 6,622,939.56 : x
2. Step 2: Convert to fraction form
   21,769,401.72/32,658,826.38 = 6,622,939.56/x
3. Step 3: Cross multiply
   21,769,401.72x = 32,658,826.38 × 6,622,939.56
4. Step 4: Simplify right side
   21,769,401.72x = 216,297,433,215,273.56
5. Step 5: Solve for x
   x = 216,297,433,215,273.56/21,769,401.72
6. Step 6: Final answer
   x = 9,935,846.47