Finding the Fourth Proportional to 108,981.36, 150,390.72 and 60,583.05

Step by Step Solution

1. Step 1: Write the proportion equation
   108,981.36 : 150,390.72 = 60,583.05 : x
2. Step 2: Convert to fraction form
   108,981.36/150,390.72 = 60,583.05/x
3. Step 3: Cross multiply
   108,981.36x = 150,390.72 × 60,583.05
4. Step 4: Simplify right side
   108,981.36x = 9,111,128,509.30
5. Step 5: Solve for x
   x = 9,111,128,509.30/108,981.36
6. Step 6: Final answer
   x = 83,602.63