Finding the Fourth Proportional to 89,603.48, 123,651.86 and 49,316.38

Step by Step Solution

1. Step 1: Write the proportion equation
   89,603.48 : 123,651.86 = 49,316.38 : x
2. Step 2: Convert to fraction form
   89,603.48/123,651.86 = 49,316.38/x
3. Step 3: Cross multiply
   89,603.48x = 123,651.86 × 49,316.38
4. Step 4: Simplify right side
   89,603.48x = 6,098,061,559.76
5. Step 5: Solve for x
   x = 6,098,061,559.76/89,603.48
6. Step 6: Final answer
   x = 68,056.08