Finding the Fourth Proportional to 108,485.76, 149,716.51 and 60,738.69

Step by Step Solution

1. Step 1: Write the proportion equation
   108,485.76 : 149,716.51 = 60,738.69 : x
2. Step 2: Convert to fraction form
   108,485.76/149,716.51 = 60,738.69/x
3. Step 3: Cross multiply
   108,485.76x = 149,716.51 × 60,738.69
4. Step 4: Simplify right side
   108,485.76x = 9,093,584,262.20
5. Step 5: Solve for x
   x = 9,093,584,262.20/108,485.76
6. Step 6: Final answer
   x = 83,822.84