Finding the Fourth Proportional to 108,567.75, 149,823.50 and 60,821.09

Step by Step Solution

1. Step 1: Write the proportion equation
   108,567.75 : 149,823.50 = 60,821.09 : x
2. Step 2: Convert to fraction form
   108,567.75/149,823.50 = 60,821.09/x
3. Step 3: Cross multiply
   108,567.75x = 149,823.50 × 60,821.09
4. Step 4: Simplify right side
   108,567.75x = 9,112,427,524.39
5. Step 5: Solve for x
   x = 9,112,427,524.39/108,567.75
6. Step 6: Final answer
   x = 83,933.10