Finding the Fourth Proportional to 501,581.16, 752,415.48 and 164,520.72

Step by Step Solution

1. Step 1: Write the proportion equation
   501,581.16 : 752,415.48 = 164,520.72 : x
2. Step 2: Convert to fraction form
   501,581.16/752,415.48 = 164,520.72/x
3. Step 3: Cross multiply
   501,581.16x = 752,415.48 × 164,520.72
4. Step 4: Simplify right side
   501,581.16x = 123,787,936,508.75
5. Step 5: Solve for x
   x = 123,787,936,508.75/501,581.16
6. Step 6: Final answer
   x = 246,795.43