Finding the Fourth Proportional to 108,825.12, 150,185.34 and 61,081.56

Step by Step Solution

1. Step 1: Write the proportion equation
   108,825.12 : 150,185.34 = 61,081.56 : x
2. Step 2: Convert to fraction form
   108,825.12/150,185.34 = 61,081.56/x
3. Step 3: Cross multiply
   108,825.12x = 150,185.34 × 61,081.56
4. Step 4: Simplify right side
   108,825.12x = 9,173,554,856.33
5. Step 5: Solve for x
   x = 9,173,554,856.33/108,825.12
6. Step 6: Final answer
   x = 84,296.30