Finding the Fourth Proportional to 73,180.50, 109,771.02 and 17,776.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,180.50 : 109,771.02 = 17,776.50 : x
2. Step 2: Convert to fraction form
   73,180.50/109,771.02 = 17,776.50/x
3. Step 3: Cross multiply
   73,180.50x = 109,771.02 × 17,776.50
4. Step 4: Simplify right side
   73,180.50x = 1,951,344,537.03
5. Step 5: Solve for x
   x = 1,951,344,537.03/73,180.50
6. Step 6: Final answer
   x = 26,664.82