Finding the Fourth Proportional to 55,161, 76,122.18 and 30,010.50

Step by Step Solution

1. Step 1: Write the proportion equation
   55,161 : 76,122.18 = 30,010.50 : x
2. Step 2: Convert to fraction form
   55,161/76,122.18 = 30,010.50/x
3. Step 3: Cross multiply
   55,161x = 76,122.18 × 30,010.50
4. Step 4: Simplify right side
   55,161x = 2,284,464,682.89
5. Step 5: Solve for x
   x = 2,284,464,682.89/55,161
6. Step 6: Final answer
   x = 41,414.49