Finding the Fourth Proportional to 73,151.50, 109,727.30 and 17,747.50

Step by Step Solution

1. Step 1: Write the proportion equation
   73,151.50 : 109,727.30 = 17,747.50 : x
2. Step 2: Convert to fraction form
   73,151.50/109,727.30 = 17,747.50/x
3. Step 3: Cross multiply
   73,151.50x = 109,727.30 × 17,747.50
4. Step 4: Simplify right side
   73,151.50x = 1,947,385,256.75
5. Step 5: Solve for x
   x = 1,947,385,256.75/73,151.50
6. Step 6: Final answer
   x = 26,621.26