Finding the Fourth Proportional to 111,662.84, 154,079.17 and 81,482.24

Step by Step Solution

1. Step 1: Write the proportion equation
   111,662.84 : 154,079.17 = 81,482.24 : x
2. Step 2: Convert to fraction form
   111,662.84/154,079.17 = 81,482.24/x
3. Step 3: Cross multiply
   111,662.84x = 154,079.17 × 81,482.24
4. Step 4: Simplify right side
   111,662.84x = 12,554,715,908.94
5. Step 5: Solve for x
   x = 12,554,715,908.94/111,662.84
6. Step 6: Final answer
   x = 112,434.14