Finding the Fourth Proportional to 45,772.42, 68,658.86 and 16,190.28

Step by Step Solution

1. Step 1: Write the proportion equation
   45,772.42 : 68,658.86 = 16,190.28 : x
2. Step 2: Convert to fraction form
   45,772.42/68,658.86 = 16,190.28/x
3. Step 3: Cross multiply
   45,772.42x = 68,658.86 × 16,190.28
4. Step 4: Simplify right side
   45,772.42x = 1,111,606,086.93
5. Step 5: Solve for x
   x = 1,111,606,086.93/45,772.42
6. Step 6: Final answer
   x = 24,285.50