Finding the Fourth Proportional to 55,118.43, 82,631.34 and 25,557.48

Step by Step Solution

1. Step 1: Write the proportion equation
   55,118.43 : 82,631.34 = 25,557.48 : x
2. Step 2: Convert to fraction form
   55,118.43/82,631.34 = 25,557.48/x
3. Step 3: Cross multiply
   55,118.43x = 82,631.34 × 25,557.48
4. Step 4: Simplify right side
   55,118.43x = 2,111,848,819.42
5. Step 5: Solve for x
   x = 2,111,848,819.42/55,118.43
6. Step 6: Final answer
   x = 38,314.75