Finding the Fourth Proportional to 55,131.69, 82,687.62 and 14,605.48

Step by Step Solution

1. Step 1: Write the proportion equation
   55,131.69 : 82,687.62 = 14,605.48 : x
2. Step 2: Convert to fraction form
   55,131.69/82,687.62 = 14,605.48/x
3. Step 3: Cross multiply
   55,131.69x = 82,687.62 × 14,605.48
4. Step 4: Simplify right side
   55,131.69x = 1,207,692,168.91
5. Step 5: Solve for x
   x = 1,207,692,168.91/55,131.69
6. Step 6: Final answer
   x = 21,905.59