Finding the Fourth Proportional to 82,233.10, 123,353.70 and 42,867.10

Step by Step Solution

1. Step 1: Write the proportion equation
   82,233.10 : 123,353.70 = 42,867.10 : x
2. Step 2: Convert to fraction form
   82,233.10/123,353.70 = 42,867.10/x
3. Step 3: Cross multiply
   82,233.10x = 123,353.70 × 42,867.10
4. Step 4: Simplify right side
   82,233.10x = 5,287,815,393.27
5. Step 5: Solve for x
   x = 5,287,815,393.27/82,233.10
6. Step 6: Final answer
   x = 64,302.76