Finding the Fourth Proportional to 20,061.72, 29,929.25 and 19,546.20

Step by Step Solution

1. Step 1: Write the proportion equation
   20,061.72 : 29,929.25 = 19,546.20 : x
2. Step 2: Convert to fraction form
   20,061.72/29,929.25 = 19,546.20/x
3. Step 3: Cross multiply
   20,061.72x = 29,929.25 × 19,546.20
4. Step 4: Simplify right side
   20,061.72x = 585,003,106.35
5. Step 5: Solve for x
   x = 585,003,106.35/20,061.72
6. Step 6: Final answer
   x = 29,160.17