Finding the Fourth Proportional to 45,505.89, 68,289.57 and 15,923.98

Step by Step Solution

1. Step 1: Write the proportion equation
   45,505.89 : 68,289.57 = 15,923.98 : x
2. Step 2: Convert to fraction form
   45,505.89/68,289.57 = 15,923.98/x
3. Step 3: Cross multiply
   45,505.89x = 68,289.57 × 15,923.98
4. Step 4: Simplify right side
   45,505.89x = 1,087,441,746.89
5. Step 5: Solve for x
   x = 1,087,441,746.89/45,505.89
6. Step 6: Final answer
   x = 23,896.73