Finding the Fourth Proportional to 89,404.65, 123,386.00 and 49,126.49

Step by Step Solution

1. Step 1: Write the proportion equation
   89,404.65 : 123,386.00 = 49,126.49 : x
2. Step 2: Convert to fraction form
   89,404.65/123,386.00 = 49,126.49/x
3. Step 3: Cross multiply
   89,404.65x = 123,386.00 × 49,126.49
4. Step 4: Simplify right side
   89,404.65x = 6,061,520,849.51
5. Step 5: Solve for x
   x = 6,061,520,849.51/89,404.65
6. Step 6: Final answer
   x = 67,798.72