Finding the Fourth Proportional to 89,763.82, 123,868.43 and 49,475.36

Step by Step Solution

1. Step 1: Write the proportion equation
   89,763.82 : 123,868.43 = 49,475.36 : x
2. Step 2: Convert to fraction form
   89,763.82/123,868.43 = 49,475.36/x
3. Step 3: Cross multiply
   89,763.82x = 123,868.43 × 49,475.36
4. Step 4: Simplify right side
   89,763.82x = 6,128,435,166.88
5. Step 5: Solve for x
   x = 6,128,435,166.88/89,763.82
6. Step 6: Final answer
   x = 68,272.89