Finding the Fourth Proportional to 89,467.90, 123,462.57 and 49,181.38

Step by Step Solution

1. Step 1: Write the proportion equation
   89,467.90 : 123,462.57 = 49,181.38 : x
2. Step 2: Convert to fraction form
   89,467.90/123,462.57 = 49,181.38/x
3. Step 3: Cross multiply
   89,467.90x = 123,462.57 × 49,181.38
4. Step 4: Simplify right side
   89,467.90x = 6,072,059,570.95
5. Step 5: Solve for x
   x = 6,072,059,570.95/89,467.90
6. Step 6: Final answer
   x = 67,868.58