Finding the Fourth Proportional to 22,914.50, 31,621.94 and 13,962

Step by Step Solution

1. Step 1: Write the proportion equation
   22,914.50 : 31,621.94 = 13,962 : x
2. Step 2: Convert to fraction form
   22,914.50/31,621.94 = 13,962/x
3. Step 3: Cross multiply
   22,914.50x = 31,621.94 × 13,962
4. Step 4: Simplify right side
   22,914.50x = 441,505,526.28
5. Step 5: Solve for x
   x = 441,505,526.28/22,914.50
6. Step 6: Final answer
   x = 19,267.52