Finding the Fourth Proportional to 89,817.69, 123,946.68 and 49,535.17

Step by Step Solution

1. Step 1: Write the proportion equation
   89,817.69 : 123,946.68 = 49,535.17 : x
2. Step 2: Convert to fraction form
   89,817.69/123,946.68 = 49,535.17/x
3. Step 3: Cross multiply
   89,817.69x = 123,946.68 × 49,535.17
4. Step 4: Simplify right side
   89,817.69x = 6,139,719,864.74
5. Step 5: Solve for x
   x = 6,139,719,864.74/89,817.69
6. Step 6: Final answer
   x = 68,357.58