Finding the Fourth Proportional to 88,906.05, 122,690.36 and 48,619.89

Step by Step Solution

1. Step 1: Write the proportion equation
   88,906.05 : 122,690.36 = 48,619.89 : x
2. Step 2: Convert to fraction form
   88,906.05/122,690.36 = 48,619.89/x
3. Step 3: Cross multiply
   88,906.05x = 122,690.36 × 48,619.89
4. Step 4: Simplify right side
   88,906.05x = 5,965,191,928.81
5. Step 5: Solve for x
   x = 5,965,191,928.81/88,906.05
6. Step 6: Final answer
   x = 67,095.46