Finding the Fourth Proportional to 111,933.30, 168,029.55 and 67,610.10

Step by Step Solution

1. Step 1: Write the proportion equation
   111,933.30 : 168,029.55 = 67,610.10 : x
2. Step 2: Convert to fraction form
   111,933.30/168,029.55 = 67,610.10/x
3. Step 3: Cross multiply
   111,933.30x = 168,029.55 × 67,610.10
4. Step 4: Simplify right side
   111,933.30x = 11,360,494,678.46
5. Step 5: Solve for x
   x = 11,360,494,678.46/111,933.30
6. Step 6: Final answer
   x = 101,493.43