Finding the Fourth Proportional to 89,328.96, 123,274.56 and 49,043.24

Step by Step Solution

1. Step 1: Write the proportion equation
   89,328.96 : 123,274.56 = 49,043.24 : x
2. Step 2: Convert to fraction form
   89,328.96/123,274.56 = 49,043.24/x
3. Step 3: Cross multiply
   89,328.96x = 123,274.56 × 49,043.24
4. Step 4: Simplify right side
   89,328.96x = 6,045,783,831.97
5. Step 5: Solve for x
   x = 6,045,783,831.97/89,328.96
6. Step 6: Final answer
   x = 67,680.00