Finding the Fourth Proportional to 55,401.05, 76,450.31 and 32,742.15

Step by Step Solution

1. Step 1: Write the proportion equation
   55,401.05 : 76,450.31 = 32,742.15 : x
2. Step 2: Convert to fraction form
   55,401.05/76,450.31 = 32,742.15/x
3. Step 3: Cross multiply
   55,401.05x = 76,450.31 × 32,742.15
4. Step 4: Simplify right side
   55,401.05x = 2,503,147,599.42
5. Step 5: Solve for x
   x = 2,503,147,599.42/55,401.05
6. Step 6: Final answer
   x = 45,182.32