Finding the Fourth Proportional to 29,139, 40,211.82 and 16,564.56

Step by Step Solution

1. Step 1: Write the proportion equation
   29,139 : 40,211.82 = 16,564.56 : x
2. Step 2: Convert to fraction form
   29,139/40,211.82 = 16,564.56/x
3. Step 3: Cross multiply
   29,139x = 40,211.82 × 16,564.56
4. Step 4: Simplify right side
   29,139x = 666,091,105.10
5. Step 5: Solve for x
   x = 666,091,105.10/29,139
6. Step 6: Final answer
   x = 22,859.09