Finding the Fourth Proportional to 88,920.82, 122,709 and 48,634.46

Step by Step Solution

1. Step 1: Write the proportion equation
   88,920.82 : 122,709 = 48,634.46 : x
2. Step 2: Convert to fraction form
   88,920.82/122,709 = 48,634.46/x
3. Step 3: Cross multiply
   88,920.82x = 122,709 × 48,634.46
4. Step 4: Simplify right side
   88,920.82x = 5,967,885,952.14
5. Step 5: Solve for x
   x = 5,967,885,952.14/88,920.82
6. Step 6: Final answer
   x = 67,114.61