Finding the Fourth Proportional to 12,932.34, 17,828.55 and 10,934.88

Step by Step Solution

1. Step 1: Write the proportion equation
   12,932.34 : 17,828.55 = 10,934.88 : x
2. Step 2: Convert to fraction form
   12,932.34/17,828.55 = 10,934.88/x
3. Step 3: Cross multiply
   12,932.34x = 17,828.55 × 10,934.88
4. Step 4: Simplify right side
   12,932.34x = 194,953,054.82
5. Step 5: Solve for x
   x = 194,953,054.82/12,932.34
6. Step 6: Final answer
   x = 15,074.85