Finding the Fourth Proportional to 89,340.64, 123,291.62 and 49,056.10

Step by Step Solution

1. Step 1: Write the proportion equation
   89,340.64 : 123,291.62 = 49,056.10 : x
2. Step 2: Convert to fraction form
   89,340.64/123,291.62 = 49,056.10/x
3. Step 3: Cross multiply
   89,340.64x = 123,291.62 × 49,056.10
4. Step 4: Simplify right side
   89,340.64x = 6,048,206,039.88
5. Step 5: Solve for x
   x = 6,048,206,039.88/89,340.64
6. Step 6: Final answer
   x = 67,698.26