Finding the Fourth Proportional to 107,904.76, 149,002.59 and 67,687.65

Step by Step Solution

1. Step 1: Write the proportion equation
   107,904.76 : 149,002.59 = 67,687.65 : x
2. Step 2: Convert to fraction form
   107,904.76/149,002.59 = 67,687.65/x
3. Step 3: Cross multiply
   107,904.76x = 149,002.59 × 67,687.65
4. Step 4: Simplify right side
   107,904.76x = 10,085,635,161.01
5. Step 5: Solve for x
   x = 10,085,635,161.01/107,904.76
6. Step 6: Final answer
   x = 93,467.94