Finding the Fourth Proportional to 82,202.33, 123,368.31 and 42,219.69

Step by Step Solution

1. Step 1: Write the proportion equation
   82,202.33 : 123,368.31 = 42,219.69 : x
2. Step 2: Convert to fraction form
   82,202.33/123,368.31 = 42,219.69/x
3. Step 3: Cross multiply
   82,202.33x = 123,368.31 × 42,219.69
4. Step 4: Simplify right side
   82,202.33x = 5,208,571,804.02
5. Step 5: Solve for x
   x = 5,208,571,804.02/82,202.33
6. Step 6: Final answer
   x = 63,362.83