Finding the Fourth Proportional to 111,820.52, 154,154.04 and 79,934.06

Step by Step Solution

1. Step 1: Write the proportion equation
   111,820.52 : 154,154.04 = 79,934.06 : x
2. Step 2: Convert to fraction form
   111,820.52/154,154.04 = 79,934.06/x
3. Step 3: Cross multiply
   111,820.52x = 154,154.04 × 79,934.06
4. Step 4: Simplify right side
   111,820.52x = 12,322,158,282.60
5. Step 5: Solve for x
   x = 12,322,158,282.60/111,820.52
6. Step 6: Final answer
   x = 110,195.86