Finding the Fourth Proportional to 111,803.76, 167,705.76 and 28,697.76

Step by Step Solution

1. Step 1: Write the proportion equation
   111,803.76 : 167,705.76 = 28,697.76 : x
2. Step 2: Convert to fraction form
   111,803.76/167,705.76 = 28,697.76/x
3. Step 3: Cross multiply
   111,803.76x = 167,705.76 × 28,697.76
4. Step 4: Simplify right side
   111,803.76x = 4,812,779,651.10
5. Step 5: Solve for x
   x = 4,812,779,651.10/111,803.76
6. Step 6: Final answer
   x = 43,046.67