Finding the Fourth Proportional to 181,597.50, 250,604.55 and 102,109.50

Step by Step Solution

1. Step 1: Write the proportion equation
   181,597.50 : 250,604.55 = 102,109.50 : x
2. Step 2: Convert to fraction form
   181,597.50/250,604.55 = 102,109.50/x
3. Step 3: Cross multiply
   181,597.50x = 250,604.55 × 102,109.50
4. Step 4: Simplify right side
   181,597.50x = 25,589,105,298.23
5. Step 5: Solve for x
   x = 25,589,105,298.23/181,597.50
6. Step 6: Final answer
   x = 140,911.11