Finding the Fourth Proportional to 111,818.58, 167,727.84 and 76,651.62

Step by Step Solution

1. Step 1: Write the proportion equation
   111,818.58 : 167,727.84 = 76,651.62 : x
2. Step 2: Convert to fraction form
   111,818.58/167,727.84 = 76,651.62/x
3. Step 3: Cross multiply
   111,818.58x = 167,727.84 × 76,651.62
4. Step 4: Simplify right side
   111,818.58x = 12,856,610,655.10
5. Step 5: Solve for x
   x = 12,856,610,655.10/111,818.58
6. Step 6: Final answer
   x = 114,977.41