Finding the Fourth Proportional to 148,183.72, 204,494.82 and 87,757.72

Step by Step Solution

1. Step 1: Write the proportion equation
   148,183.72 : 204,494.82 = 87,757.72 : x
2. Step 2: Convert to fraction form
   148,183.72/204,494.82 = 87,757.72/x
3. Step 3: Cross multiply
   148,183.72x = 204,494.82 × 87,757.72
4. Step 4: Simplify right side
   148,183.72x = 17,945,999,155.01
5. Step 5: Solve for x
   x = 17,945,999,155.01/148,183.72
6. Step 6: Final answer
   x = 121,106.42