Finding the Fourth Proportional to 45,098.82, 67,654.71 and 13,936.50

Step by Step Solution

1. Step 1: Write the proportion equation
   45,098.82 : 67,654.71 = 13,936.50 : x
2. Step 2: Convert to fraction form
   45,098.82/67,654.71 = 13,936.50/x
3. Step 3: Cross multiply
   45,098.82x = 67,654.71 × 13,936.50
4. Step 4: Simplify right side
   45,098.82x = 942,869,865.92
5. Step 5: Solve for x
   x = 942,869,865.92/45,098.82
6. Step 6: Final answer
   x = 20,906.75