Finding the Fourth Proportional to 111,938.64, 167,893.48 and 33,061.20

Step by Step Solution

1. Step 1: Write the proportion equation
   111,938.64 : 167,893.48 = 33,061.20 : x
2. Step 2: Convert to fraction form
   111,938.64/167,893.48 = 33,061.20/x
3. Step 3: Cross multiply
   111,938.64x = 167,893.48 × 33,061.20
4. Step 4: Simplify right side
   111,938.64x = 5,550,759,920.98
5. Step 5: Solve for x
   x = 5,550,759,920.98/111,938.64
6. Step 6: Final answer
   x = 49,587.52