Finding the Fourth Proportional to 108,453.35, 149,664.15 and 60,706.68

Step by Step Solution

1. Step 1: Write the proportion equation
   108,453.35 : 149,664.15 = 60,706.68 : x
2. Step 2: Convert to fraction form
   108,453.35/149,664.15 = 60,706.68/x
3. Step 3: Cross multiply
   108,453.35x = 149,664.15 × 60,706.68
4. Step 4: Simplify right side
   108,453.35x = 9,085,613,661.52
5. Step 5: Solve for x
   x = 9,085,613,661.52/108,453.35
6. Step 6: Final answer
   x = 83,774.39