Finding the Fourth Proportional to 19,404.10, 29,111.50 and 7,725.52

Step by Step Solution

1. Step 1: Write the proportion equation
   19,404.10 : 29,111.50 = 7,725.52 : x
2. Step 2: Convert to fraction form
   19,404.10/29,111.50 = 7,725.52/x
3. Step 3: Cross multiply
   19,404.10x = 29,111.50 × 7,725.52
4. Step 4: Simplify right side
   19,404.10x = 224,901,475.48
5. Step 5: Solve for x
   x = 224,901,475.48/19,404.10
6. Step 6: Final answer
   x = 11,590.41