Finding the Fourth Proportional to 89,196.45, 123,092.28 and 48,910.11

Step by Step Solution

1. Step 1: Write the proportion equation
   89,196.45 : 123,092.28 = 48,910.11 : x
2. Step 2: Convert to fraction form
   89,196.45/123,092.28 = 48,910.11/x
3. Step 3: Cross multiply
   89,196.45x = 123,092.28 × 48,910.11
4. Step 4: Simplify right side
   89,196.45x = 6,020,456,954.95
5. Step 5: Solve for x
   x = 6,020,456,954.95/89,196.45
6. Step 6: Final answer
   x = 67,496.60