Finding the Fourth Proportional to 151,223.76, 226,485.72 and 145,974.96

Step by Step Solution

1. Step 1: Write the proportion equation
   151,223.76 : 226,485.72 = 145,974.96 : x
2. Step 2: Convert to fraction form
   151,223.76/226,485.72 = 145,974.96/x
3. Step 3: Cross multiply
   151,223.76x = 226,485.72 × 145,974.96
4. Step 4: Simplify right side
   151,223.76x = 33,061,243,917.57
5. Step 5: Solve for x
   x = 33,061,243,917.57/151,223.76
6. Step 6: Final answer
   x = 218,624.67