Finding the Fourth Proportional to 55,401.89, 76,454.69 and 30,251.39

Step by Step Solution

1. Step 1: Write the proportion equation
   55,401.89 : 76,454.69 = 30,251.39 : x
2. Step 2: Convert to fraction form
   55,401.89/76,454.69 = 30,251.39/x
3. Step 3: Cross multiply
   55,401.89x = 76,454.69 × 30,251.39
4. Step 4: Simplify right side
   55,401.89x = 2,312,860,110.99
5. Step 5: Solve for x
   x = 2,312,860,110.99/55,401.89
6. Step 6: Final answer
   x = 41,746.96