Finding the Fourth Proportional to 82,400.67, 123,560.12 and 26,233.48

Step by Step Solution

1. Step 1: Write the proportion equation
   82,400.67 : 123,560.12 = 26,233.48 : x
2. Step 2: Convert to fraction form
   82,400.67/123,560.12 = 26,233.48/x
3. Step 3: Cross multiply
   82,400.67x = 123,560.12 × 26,233.48
4. Step 4: Simplify right side
   82,400.67x = 3,241,411,936.82
5. Step 5: Solve for x
   x = 3,241,411,936.82/82,400.67
6. Step 6: Final answer
   x = 39,337.20