Finding the Fourth Proportional to 111,816.21, 167,666.40 and 32,920.05

Step by Step Solution

1. Step 1: Write the proportion equation
   111,816.21 : 167,666.40 = 32,920.05 : x
2. Step 2: Convert to fraction form
   111,816.21/167,666.40 = 32,920.05/x
3. Step 3: Cross multiply
   111,816.21x = 167,666.40 × 32,920.05
4. Step 4: Simplify right side
   111,816.21x = 5,519,586,271.32
5. Step 5: Solve for x
   x = 5,519,586,271.32/111,816.21
6. Step 6: Final answer
   x = 49,363.02