Finding the Fourth Proportional to 148,180.72, 204,490.68 and 87,754.72

Step by Step Solution

1. Step 1: Write the proportion equation
   148,180.72 : 204,490.68 = 87,754.72 : x
2. Step 2: Convert to fraction form
   148,180.72/204,490.68 = 87,754.72/x
3. Step 3: Cross multiply
   148,180.72x = 204,490.68 × 87,754.72
4. Step 4: Simplify right side
   148,180.72x = 17,945,022,366.01
5. Step 5: Solve for x
   x = 17,945,022,366.01/148,180.72
6. Step 6: Final answer
   x = 121,102.28