Finding the Fourth Proportional to 111,934.56, 154,476.16 and 64,187.52

Step by Step Solution

1. Step 1: Write the proportion equation
   111,934.56 : 154,476.16 = 64,187.52 : x
2. Step 2: Convert to fraction form
   111,934.56/154,476.16 = 64,187.52/x
3. Step 3: Cross multiply
   111,934.56x = 154,476.16 × 64,187.52
4. Step 4: Simplify right side
   111,934.56x = 9,915,441,609.52
5. Step 5: Solve for x
   x = 9,915,441,609.52/111,934.56
6. Step 6: Final answer
   x = 88,582.49