Finding the Fourth Proportional to 89,291.64, 123,223.32 and 49,008

Step by Step Solution

1. Step 1: Write the proportion equation
   89,291.64 : 123,223.32 = 49,008 : x
2. Step 2: Convert to fraction form
   89,291.64/123,223.32 = 49,008/x
3. Step 3: Cross multiply
   89,291.64x = 123,223.32 × 49,008
4. Step 4: Simplify right side
   89,291.64x = 6,038,928,466.56
5. Step 5: Solve for x
   x = 6,038,928,466.56/89,291.64
6. Step 6: Final answer
   x = 67,631.51