Finding the Fourth Proportional to 55,087.43, 76,019.40 and 32,121.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,087.43 : 76,019.40 = 32,121.50 : x
2. Step 2: Convert to fraction form
   55,087.43/76,019.40 = 32,121.50/x
3. Step 3: Cross multiply
   55,087.43x = 76,019.40 × 32,121.50
4. Step 4: Simplify right side
   55,087.43x = 2,441,856,777.00
5. Step 5: Solve for x
   x = 2,441,856,777.00/55,087.43
6. Step 6: Final answer
   x = 44,326.94