Finding the Fourth Proportional to 55,636.89, 76,778.95 and 32,662.21

Step by Step Solution

1. Step 1: Write the proportion equation
   55,636.89 : 76,778.95 = 32,662.21 : x
2. Step 2: Convert to fraction form
   55,636.89/76,778.95 = 32,662.21/x
3. Step 3: Cross multiply
   55,636.89x = 76,778.95 × 32,662.21
4. Step 4: Simplify right side
   55,636.89x = 2,507,770,025.17
5. Step 5: Solve for x
   x = 2,507,770,025.17/55,636.89
6. Step 6: Final answer
   x = 45,073.88