Finding the Fourth Proportional to 10,342.99, 15,404.94 and 10,292.59

Step by Step Solution

1. Step 1: Write the proportion equation
   10,342.99 : 15,404.94 = 10,292.59 : x
2. Step 2: Convert to fraction form
   10,342.99/15,404.94 = 10,292.59/x
3. Step 3: Cross multiply
   10,342.99x = 15,404.94 × 10,292.59
4. Step 4: Simplify right side
   10,342.99x = 158,556,731.39
5. Step 5: Solve for x
   x = 158,556,731.39/10,342.99
6. Step 6: Final answer
   x = 15,329.87