Finding the Fourth Proportional to 195,111.72, 292,633.56 and 54,837

Step by Step Solution

1. Step 1: Write the proportion equation
   195,111.72 : 292,633.56 = 54,837 : x
2. Step 2: Convert to fraction form
   195,111.72/292,633.56 = 54,837/x
3. Step 3: Cross multiply
   195,111.72x = 292,633.56 × 54,837
4. Step 4: Simplify right side
   195,111.72x = 16,047,146,529.72
5. Step 5: Solve for x
   x = 16,047,146,529.72/195,111.72
6. Step 6: Final answer
   x = 82,245.94