Finding the Fourth Proportional to 67,657.98, 101,496.69 and 20,914.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,657.98 : 101,496.69 = 20,914.50 : x
2. Step 2: Convert to fraction form
   67,657.98/101,496.69 = 20,914.50/x
3. Step 3: Cross multiply
   67,657.98x = 101,496.69 × 20,914.50
4. Step 4: Simplify right side
   67,657.98x = 2,122,752,523.01
5. Step 5: Solve for x
   x = 2,122,752,523.01/67,657.98
6. Step 6: Final answer
   x = 31,374.75