Finding the Fourth Proportional to 111,860.33, 154,364.18 and 60,871.91

Step by Step Solution

1. Step 1: Write the proportion equation
   111,860.33 : 154,364.18 = 60,871.91 : x
2. Step 2: Convert to fraction form
   111,860.33/154,364.18 = 60,871.91/x
3. Step 3: Cross multiply
   111,860.33x = 154,364.18 × 60,871.91
4. Step 4: Simplify right side
   111,860.33x = 9,396,441,396.00
5. Step 5: Solve for x
   x = 9,396,441,396.00/111,860.33
6. Step 6: Final answer
   x = 84,001.56