Finding the Fourth Proportional to 82,215.36, 123,318.72 and 23,055.12

Step by Step Solution

1. Step 1: Write the proportion equation
   82,215.36 : 123,318.72 = 23,055.12 : x
2. Step 2: Convert to fraction form
   82,215.36/123,318.72 = 23,055.12/x
3. Step 3: Cross multiply
   82,215.36x = 123,318.72 × 23,055.12
4. Step 4: Simplify right side
   82,215.36x = 2,843,127,887.85
5. Step 5: Solve for x
   x = 2,843,127,887.85/82,215.36
6. Step 6: Final answer
   x = 34,581.47