Finding the Fourth Proportional to 111,308.87, 153,613.71 and 62,894.03

Step by Step Solution

1. Step 1: Write the proportion equation
   111,308.87 : 153,613.71 = 62,894.03 : x
2. Step 2: Convert to fraction form
   111,308.87/153,613.71 = 62,894.03/x
3. Step 3: Cross multiply
   111,308.87x = 153,613.71 × 62,894.03
4. Step 4: Simplify right side
   111,308.87x = 9,661,384,517.08
5. Step 5: Solve for x
   x = 9,661,384,517.08/111,308.87
6. Step 6: Final answer
   x = 86,797.98