Finding the Fourth Proportional to 89,482.79, 123,487.09 and 49,196.83

Step by Step Solution

1. Step 1: Write the proportion equation
   89,482.79 : 123,487.09 = 49,196.83 : x
2. Step 2: Convert to fraction form
   89,482.79/123,487.09 = 49,196.83/x
3. Step 3: Cross multiply
   89,482.79x = 123,487.09 × 49,196.83
4. Step 4: Simplify right side
   89,482.79x = 6,075,172,942.21
5. Step 5: Solve for x
   x = 6,075,172,942.21/89,482.79
6. Step 6: Final answer
   x = 67,892.09