Finding the Fourth Proportional to 89,348.16, 123,302.42 and 49,064.55

Step by Step Solution

1. Step 1: Write the proportion equation
   89,348.16 : 123,302.42 = 49,064.55 : x
2. Step 2: Convert to fraction form
   89,348.16/123,302.42 = 49,064.55/x
3. Step 3: Cross multiply
   89,348.16x = 123,302.42 × 49,064.55
4. Step 4: Simplify right side
   89,348.16x = 6,049,777,751.21
5. Step 5: Solve for x
   x = 6,049,777,751.21/89,348.16
6. Step 6: Final answer
   x = 67,710.15