Finding the Fourth Proportional to 148,485.96, 204,819.89 and 88,016.12

Step by Step Solution

1. Step 1: Write the proportion equation
   148,485.96 : 204,819.89 = 88,016.12 : x
2. Step 2: Convert to fraction form
   148,485.96/204,819.89 = 88,016.12/x
3. Step 3: Cross multiply
   148,485.96x = 204,819.89 × 88,016.12
4. Step 4: Simplify right side
   148,485.96x = 18,027,451,815.61
5. Step 5: Solve for x
   x = 18,027,451,815.61/148,485.96
6. Step 6: Final answer
   x = 121,408.46