Finding the Fourth Proportional to 108,559.67, 149,769.23 and 67,699.76

Step by Step Solution

1. Step 1: Write the proportion equation
   108,559.67 : 149,769.23 = 67,699.76 : x
2. Step 2: Convert to fraction form
   108,559.67/149,769.23 = 67,699.76/x
3. Step 3: Cross multiply
   108,559.67x = 149,769.23 × 67,699.76
4. Step 4: Simplify right side
   108,559.67x = 10,139,339,839.04
5. Step 5: Solve for x
   x = 10,139,339,839.04/108,559.67
6. Step 6: Final answer
   x = 93,398.78