Finding the Fourth Proportional to 111,817.21, 167,667.90 and 32,921.05

Step by Step Solution

1. Step 1: Write the proportion equation
   111,817.21 : 167,667.90 = 32,921.05 : x
2. Step 2: Convert to fraction form
   111,817.21/167,667.90 = 32,921.05/x
3. Step 3: Cross multiply
   111,817.21x = 167,667.90 × 32,921.05
4. Step 4: Simplify right side
   111,817.21x = 5,519,803,319.30
5. Step 5: Solve for x
   x = 5,519,803,319.30/111,817.21
6. Step 6: Final answer
   x = 49,364.52