Finding the Fourth Proportional to 19,789.89, 29,676.84 and 7,136.04

Step by Step Solution

1. Step 1: Write the proportion equation
   19,789.89 : 29,676.84 = 7,136.04 : x
2. Step 2: Convert to fraction form
   19,789.89/29,676.84 = 7,136.04/x
3. Step 3: Cross multiply
   19,789.89x = 29,676.84 × 7,136.04
4. Step 4: Simplify right side
   19,789.89x = 211,775,117.31
5. Step 5: Solve for x
   x = 211,775,117.31/19,789.89
6. Step 6: Final answer
   x = 10,701.18