Finding the Fourth Proportional to 108,860.75, 150,227.72 and 61,114.18

Step by Step Solution

1. Step 1: Write the proportion equation
   108,860.75 : 150,227.72 = 61,114.18 : x
2. Step 2: Convert to fraction form
   108,860.75/150,227.72 = 61,114.18/x
3. Step 3: Cross multiply
   108,860.75x = 150,227.72 × 61,114.18
4. Step 4: Simplify right side
   108,860.75x = 9,181,043,921.07
5. Step 5: Solve for x
   x = 9,181,043,921.07/108,860.75
6. Step 6: Final answer
   x = 84,337.50