Finding the Fourth Proportional to 89,622.42, 123,674.22 and 49,328.34

Step by Step Solution

1. Step 1: Write the proportion equation
   89,622.42 : 123,674.22 = 49,328.34 : x
2. Step 2: Convert to fraction form
   89,622.42/123,674.22 = 49,328.34/x
3. Step 3: Cross multiply
   89,622.42x = 123,674.22 × 49,328.34
4. Step 4: Simplify right side
   89,622.42x = 6,100,643,973.39
5. Step 5: Solve for x
   x = 6,100,643,973.39/89,622.42
6. Step 6: Final answer
   x = 68,070.51