Finding the Fourth Proportional to 180,234.72, 248,722.56 and 100,746.72

Step by Step Solution

1. Step 1: Write the proportion equation
   180,234.72 : 248,722.56 = 100,746.72 : x
2. Step 2: Convert to fraction form
   180,234.72/248,722.56 = 100,746.72/x
3. Step 3: Cross multiply
   180,234.72x = 248,722.56 × 100,746.72
4. Step 4: Simplify right side
   180,234.72x = 25,057,982,110.00
5. Step 5: Solve for x
   x = 25,057,982,110.00/180,234.72
6. Step 6: Final answer
   x = 139,029.72