Finding the Fourth Proportional to 182,640.50, 252,022.06 and 100,957.72

Step by Step Solution

1. Step 1: Write the proportion equation
   182,640.50 : 252,022.06 = 100,957.72 : x
2. Step 2: Convert to fraction form
   182,640.50/252,022.06 = 100,957.72/x
3. Step 3: Cross multiply
   182,640.50x = 252,022.06 × 100,957.72
4. Step 4: Simplify right side
   182,640.50x = 25,443,571,842.37
5. Step 5: Solve for x
   x = 25,443,571,842.37/182,640.50
6. Step 6: Final answer
   x = 139,309.58