Finding the Fourth Proportional to 73,164.50, 109,747.02 and 17,760.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,164.50 : 109,747.02 = 17,760.50 : x
2. Step 2: Convert to fraction form
   73,164.50/109,747.02 = 17,760.50/x
3. Step 3: Cross multiply
   73,164.50x = 109,747.02 × 17,760.50
4. Step 4: Simplify right side
   73,164.50x = 1,949,161,948.71
5. Step 5: Solve for x
   x = 1,949,161,948.71/73,164.50
6. Step 6: Final answer
   x = 26,640.82