Finding the Fourth Proportional to 33,659.78, 46,450.72 and 19,315.79

Step by Step Solution

1. Step 1: Write the proportion equation
   33,659.78 : 46,450.72 = 19,315.79 : x
2. Step 2: Convert to fraction form
   33,659.78/46,450.72 = 19,315.79/x
3. Step 3: Cross multiply
   33,659.78x = 46,450.72 × 19,315.79
4. Step 4: Simplify right side
   33,659.78x = 897,232,144.76
5. Step 5: Solve for x
   x = 897,232,144.76/33,659.78
6. Step 6: Final answer
   x = 26,655.91