Finding the Fourth Proportional to 89,801.78, 123,927.30 and 49,516.98

Step by Step Solution

1. Step 1: Write the proportion equation
   89,801.78 : 123,927.30 = 49,516.98 : x
2. Step 2: Convert to fraction form
   89,801.78/123,927.30 = 49,516.98/x
3. Step 3: Cross multiply
   89,801.78x = 123,927.30 × 49,516.98
4. Step 4: Simplify right side
   89,801.78x = 6,136,505,635.55
5. Step 5: Solve for x
   x = 6,136,505,635.55/89,801.78
6. Step 6: Final answer
   x = 68,333.90