Finding the Fourth Proportional to 82,233.78, 113,484.69 and 50,420.22

Step by Step Solution

1. Step 1: Write the proportion equation
   82,233.78 : 113,484.69 = 50,420.22 : x
2. Step 2: Convert to fraction form
   82,233.78/113,484.69 = 50,420.22/x
3. Step 3: Cross multiply
   82,233.78x = 113,484.69 × 50,420.22
4. Step 4: Simplify right side
   82,233.78x = 5,721,923,036.43
5. Step 5: Solve for x
   x = 5,721,923,036.43/82,233.78
6. Step 6: Final answer
   x = 69,581.17