Finding the Fourth Proportional to 45,469.76, 68,214.72 and 17,768

Step by Step Solution

1. Step 1: Write the proportion equation
   45,469.76 : 68,214.72 = 17,768 : x
2. Step 2: Convert to fraction form
   45,469.76/68,214.72 = 17,768/x
3. Step 3: Cross multiply
   45,469.76x = 68,214.72 × 17,768
4. Step 4: Simplify right side
   45,469.76x = 1,212,039,144.96
5. Step 5: Solve for x
   x = 1,212,039,144.96/45,469.76
6. Step 6: Final answer
   x = 26,655.94